¡¶Íи£ÔĶÁ1000´Ê¡·

ÏÂÔر¾Êé

Ìí¼ÓÊéÇ©

Íи£ÔĶÁ1000´Ê- µÚ20²¿·Ö


°´¼üÅÌÉÏ·½Ïò¼ü ¡û »ò ¡ú ¿É¿ìËÙÉÏÏ·­Ò³£¬°´¼üÅÌÉ쵀 Enter ¼ü¿É»Øµ½±¾ÊéĿ¼ҳ£¬°´¼üÅÌÉÏ·½Ïò¼ü ¡ü ¿É»Øµ½±¾Ò³¶¥²¿£¡
໥×÷ÓõÄÖØÒªÐÔ¡£
2¡£¡¡Parasitic¡¡relationships¡¡contain¡¡the¡¡interplay¡¡of¡¡aggression¡¡by¡¡the¡¡parasite¡¡and¡¡resistance¡¡and¡¡adaptation¡¡by¡¡the¡¡host¡£¡¡¼ÄÉú¹Øϵ°üÀ¨¼ÄÉú³æµÄ¹¥»÷Óë¼ÄÖ÷µÄÅųâºÍÊÊÓ¦Ö®¼äµÄÏ໥×÷Óá£
3¡£¡¡She¡¡bines¡¡cultural¡¡documentation¡¡with¡¡invention¡¡in¡¡an¡¡interplay¡¡of¡¡fact¡¡and¡¡fiction¡£¡¡Ëýͨ¹ýÊÂʵºÍÐé¹¹µÄÏ໥ӰÏ죬°ÑÎÄ»¯ÎÄÏ×Óë·¢Ã÷½áºÏÁËÆðÀ´¡£
isotope£Û'ais£¿toup£Ýn¡£¡¡Í¬Î»ËØ
´îÅä¡¡isotope¡¡effect¡¡Í¬Î»ËØЧӦ
Àý¾ä¡¡The¡¡oxygen¡¡isotope¡¡ratio¡¡of¡¡the¡¡ocean¡¡changes¡¡when¡¡a¡¡great¡¡deal¡¡of¡¡water¡¡is¡¡withdrawn¡¡from¡¡it¡¡by¡¡evaporation¡£¡¡µ±º£ÑóÖдóÁ¿µÄË®ÒòΪÕô·¢¶ø¼õÉÙÖ®ºó£¬º£ÑóÖÐÑõͬλËصıÈÂÊ»áËæÖ®¸Ä±ä¡£
liquid£Û'likwid£Ýn¡£¡¡ÒºÌ壻Һ̬¡¡a¡£¡¡ÒºÌåµÄ£¬Á÷ÌåµÄ£»Ç峺µÄ
´îÅä¡¡liquid¡¡crystal¡¡Òº¾§
Àý¾ä¡¡1¡£¡¡Different¡¡from¡¡gas£»¡¡liquid¡¡does¡¡not¡¡disperse¡¡in¡¡a¡¡container£»¡¡and¡¡conversely¡¡maintains¡¡a¡¡fairly¡¡constant¡¡density¡£¡¡ÓëÆøÌ岻ͬ£¬ÒºÌå²»»áÔÚÈÝÆ÷ÖÐÀ©É¢£¬Ïà·´»¹»áά³ÖÒ»¸öÏ൱Îȶ¨µÄŨ¶È¡£
2¡£¡¡This¡¡kind¡¡of¡¡energy¡¡is¡¡used¡¡to¡¡convert¡¡liquid¡¡water¡¡to¡¡water¡¡vapor¡£¡¡ÕâÖÖÄÜÁ¿±»ÓÃÀ´½«ÒºÌåˮת»¯ÎªË®ÕôÆø¡£
lootive£Û£¿louk£¿'moutiv£Ýn¡£¡¡»ú³µ£»»ð³µÍ·¡¡a¡£¡¡Ô˶¯µÄ£»»î¶¯µÄ
Àý¾ä¡¡1¡£¡¡The¡¡number¡¡of¡¡canals¡¡fell¡¡off¡¡after¡¡the¡¡steam¡¡lootive¡¡was¡¡invented¡£¡¡ÕôÆû»ú³µ·¢Ã÷ÒÔºó£¬Ô˺ӵÄÊýÁ¿¼õÉÙÁË¡£
2¡£¡¡In¡¡the¡¡nineteenth¡¡century£»¡¡lootives¡¡in¡¡north¡¡American¡¡ran¡¡on¡¡hardwood¡¡fuel¡£¡¡ÔÚ19ÊÀ¼Í£¬±±ÃÀµÄ»ú³µÒÀ¿¿Ó²Ä¾È¼ÁÏÔËÐС£
ͬÒå¡¡engine£¨n¡£¡¡»ú³µ£©£»kinetic£¨a¡£¡¡Ô˶¯µÄ£©
machinery£Ûm£¿'£¿i£ºn£¿ri£Ýn¡££¨×ܳƣ©»úÆ÷£¬»úе£»»ú¹¹
Àý¾ä¡¡1¡£¡¡The¡¡new¡¡age¡¡of¡¡machinery£»¡¡in¡¡brief£»¡¡without¡¡a¡¡new¡¡source¡¡of¡¡both¡¡movable¡¡and¡¡constant¡¡power£»¡¡could¡¡not¡¡have¡¡been¡¡born¡£¡¡¼òÑÔÖ®£¬Èç¹ûûÓÐеĿÉÒƶ¯²¢ÇÒ³ÖÐøµÄÄÜÔ´¹©Ó¦£¬ÐµĻúеʱ´úÊDz»¿ÉÄܵ®ÉúµÄ¡£
2¡£¡¡The¡¡use¡¡of¡¡farm¡¡machinery¡¡went¡¡on¡¡to¡¡increase¡£¡¡Å©»ú¹¤¾ßµÄʹÓÃÔÚ³ÖÐøÔö¼Ó¡£
ͬÒå¡¡organization£¨n¡£¡¡»ú¹¹£©
magnetic£Ûm£¿g'netik£Ýa¡£¡¡´ÅµÄ£¬ÓдÅÐԵģ»ÓÐÎüÒýÁ¦µÄ
´îÅä¡¡magnetic¡¡field¡¡´Å³¡£»magnetic¡¡pass¡¡´ÅÅÌÖ¸ÄÏÕë
Àý¾ä¡¡1¡£¡¡The¡¡magnetic¡¡pass¡¡assists¡¡the¡¡travelers¡¡when¡¡clouds¡¡block¡¡the¡¡Sun¡¡and¡¡the¡¡stars¡£¡¡´ÅÅÌÖ¸ÄÏÕëÔÚÔƲÊÕÚס̫ÑôºÍÐÇÐǵÄʱºò¿ÉÒÔ°ïÖúÂÃÐÐÕß±æ±ð·½Ïò¡£
2¡£¡¡The¡¡electrons¡¡nearly¡¡accelerated¡¡to¡¡the¡¡speed¡¡of¡¡light¡¡move¡¡through¡¡the¡¡magnetic¡¡fields¡£¡¡µç×Ó¼ÓËÙµ½½Ó½ü¹âËÙµÄËٶȲ¢´©¹ý´Å³¡¡£
manufacturer£Û£¿m£¿nju'f£¿k£¿£¿r£¿r£Ýn¡£¡¡ÖÆÔìÉÌ£»ÖÆÔ쳧
´îÅä¡¡original¡¡manufacturer¡¡Ô­Ê¼ÖÆÔìÉÌ
Àý¾ä¡¡1¡£¡¡Woolens¡¡and¡¡textile¡¡manufacturers¡¡had¡¡made¡¡good¡¡use¡¡of¡¡rural¡¡cottage¡¡production¡¡by¡¡taking¡¡advantage¡¡of¡¡cheap¡¡and¡¡plentiful¡¡rural¡¡labor¡£¡¡Í¨¹ýÀûÓÃÁ®¼Û¶ø´óÁ¿µÄÅ©´åÀͶ¯Á¦£¬Ã«·Ä֯ƷÖÆÔìÉ̺ܺõØÀûÓÃÁËÅ©´åµÄ¼ÒÍ¥Éú²ú¡£
2¡£¡¡Iron¡¡manufacturers¡¡which¡¡starved¡¡for¡¡fuel¡¡and¡¡charcoal¡¡also¡¡benefited¡¡from¡¡ever¡­increasing¡¡supplies¡¡of¡¡coal¡£¡¡ÄÇЩÐèÒª´óÁ¿È¼ÁϺÍľ̿µÄ¸ÖÌúÖÆÔìÉÌÒ²´Ó²»¶ÏÔö¼ÓµÄú̿¹©Ó¦ÖлñµÃÁËÒæ´¦¡£
measurable£Û'me£¿£¿r£¿bl£Ýa¡£¡¡¿É²âÁ¿µÄ£»¿ÉºâÁ¿µÄ
´îÅä¡¡measurable¡¡variable¡¡¿É²â±äÁ¿
Àý¾ä¡¡1¡£¡¡The¡¡first¡¡is¡¡the¡¡habituation¡­dishabituation¡¡technique£»¡¡in¡¡which¡¡a¡¡unitary¡¡stimulus¡¡is¡¡presented¡¡repeatedly¡¡to¡¡the¡¡infant¡¡until¡¡there¡¡is¡¡a¡¡measurable¡¡decline¡¡in¡¡which¡¡attending¡¡behavior¡¡is¡¡being¡¡observed¡£¡¡Ê×ÏÈÊÇÏ°¹ß»¯Óëȥϰ¹ß»¯¼¼Êõ£¬ÒªÇó¶ÔÓ¤¶ù·´¸´Ê©¼Óµ¥Ò»ÐÎʽµÄ´Ì¼¤£¬Ö±µ½ÆäÊÊÓ¦ÄÜÁ¦³ÊÏÖÒ»¸ö¿É²âÁ¿µÄϽµÇ÷ÊÆ£¬´ÓÖбã¿ÉÒԹ۲쵽Ӥ¶ùµÄרעÐÐΪ¡£
2¡£¡¡There¡¡is¡¡a¡¡growing¡¡body¡¡of¡¡opinion¡¡that¡¡all¡¡these¡¡physical¡¡variations¡¡have¡¡a¡¡measurable¡¡impact¡¡on¡¡the¡¡climate¡£¡¡ËùÓÐÕâЩÎïÀí±ä»¯¶¼»á¶ÔÆøºò±ä»¯²úÉú¿ÉÒÔ²âÁ¿µÄÓ°Ï졪¡ªÈÏͬÕâÒ»µãµÄÈËÔ½À´Ô½¶à¡£
measure£Û'me£¿£¿r£Ýn¡£¡¡³ß´ç£»²âÁ¿£»¶ÈÁ¿µ¥Î»£»£Û³£¡¡pl¡££Ý´ëÊ©¡¡v¡£¡¡²âÁ¿
´îÅä¡¡measure¡¡up¡¡²âÁ¿£»·ûºÏ±ê×¼
Àý¾ä¡¡The¡¡environmental¡¡degradation¡¡will¡¡bee¡¡more¡¡severe¡¡if¡¡new¡¡measures¡¡are¡¡not¡¡taken¡£¡¡Èç¹ûÔÙ²»²ÉȡеĴëÊ©£¬»·¾³¶ñ»¯»á¸ü¼ÓÑÏÖØ¡£
ÅÉÉú¡¡measurement£¨n¡£¡¡²âÁ¿£©
mechanism£Û'mek£¿niz£¿m£Ýn¡£¡¡»úеװÖ㻽ṹ£»»úÖÆ
´îÅä¡¡reaction¡¡mechanism¡¡·´Ó¦»úÖÆ
Àý¾ä¡¡A¡¡respiratory¡¡regulating¡¡mechanism¡¡seemingly¡¡ceases¡¡functioning¡¡during¡¡sleep¡£¡¡ÔÚ˯×ŵÄʱºò£¬ºôÎüµ÷½Ú»úÖÆËƺõ¾ÍÍ£Ö¹ÔË×÷ÁË¡£
Òªµã¡¡ÔÚÍи£ÔĶÁÎÄÕÂÖУ¬mechanism×î³£¼ûµÄº¬Òå¾ÍÊÇ¡°»úÖÆ¡±£¬±ÈÈ磺regulating¡¡mechanism¡°µ÷½Ú»úÖÆ¡±£»control¡¡mechanism¡°¿ØÖÆ»úÖÆ¡±¡£
metal£Û'metl£Ýn¡£¡¡½ðÊô
´îÅä¡¡metal¡¡detector¡¡½ðÊô̽²âÆ÷
Àý¾ä¡¡1¡£¡¡e¡¡close¡¡to¡¡metal¡¡tools¡¡and¡¡weapons¡¡may¡¡create¡¡greater¡¡social¡¡equality¡£¡¡½ðÊô¹¤¾ßºÍÎäÆ÷µÄʹÓûòÐíÄÜΪÉç»á´´Ôì¸ü´óµÄ¹«Æ½ÐÔ¡£
2¡£¡¡Research¡¡has¡¡concentrated¡¡on¡¡the¡¡toxic¡¡effects¡¡of¡¡heavy¡¡metals¡¡like¡¡lead£»¡¡cadmium£»¡¡mercury¡¡and¡¡aluminum£»¡¡however£»¡¡even¡¡copper¡¡and¡¡zinc£»¡¡which¡¡are¡¡essential¡¡elements£»¡¡can¡¡bee¡¡toxic¡¡in¡¡high¡¡concentrations¡£¡¡Ñо¿ÖصãÊÇÖؽðÊôµÄ¶¾ÐÔ×÷Ó㬱ÈÈçǦ¡¢ïÓ¡¢Ë®ÒøÒÔ¼°ÂÁµÈ£»È»¶ø£¬¾ÍÁ¬Í­ºÍпÕâÑùµÄ»ù´¡ÔªËØÔÚ¸ßŨ¶ÈʱҲ¿ÉÄܱä³ÉÓж¾ÔªËØ¡£
metallic£Ûm£¿'t£¿lik£Ýa¡£¡¡½ðÊôµÄ£»º¬½ðÊôµÄ
´îÅä¡¡metallic¡¡element¡¡½ðÊôÔªËØ
Àý¾ä¡¡1¡£¡¡The¡¡terrestrial¡¡planets¡¡are¡¡mostly¡¡rocks£º¡¡including¡¡of¡¡dense¡¡rocky¡¡and¡¡metallic¡¡material£»¡¡with¡¡minor¡¡amounts¡¡of¡¡gases¡£¡¡ÀàµØÐÐÐÇ´ó¶¼ÊÇÓÉÑÒʯ¹¹³ÉµÄ£º°üÀ¨¸ßÃܶÈÑÒʯºÍ½ðÊôÎïÖÊ£¬»¹Óм«ÉÙÁ¿µÄÆøÌå¡£
2¡£¡¡The¡¡engineers¡¡found¡¡a¡¡kind¡¡of¡¡exotic¡¡new¡¡metallic¡¡substance¡£¡¡¹¤³ÌʦÃÇ·¢ÏÖÁËÒ»ÖÖеÄÆæÌؽðÊôÎïÖÊ¡£
metallurgy£Û'metl£¿£ºr£¿i£Ýn¡£¡¡Ò±½ð£¬Ò±½ðÊõ
´îÅä¡¡metallurgy¡¡machinery¡¡Ò±½ð»úе
Àý¾ä¡¡Being¡¡different¡¡from¡¡the¡¡Americas£»¡¡where¡¡metallurgy¡¡was¡¡a¡¡very¡¡late¡¡and¡¡limited¡¡development£»¡¡Africans¡¡had¡¡iron¡¡from¡¡a¡¡relatively¡¡early¡¡date£»¡¡developing¡¡ingenious¡¡furnaces¡¡to¡¡produce¡¡the¡¡high¡¡heat¡¡needed¡¡for¡¡production¡¡and¡¡to¡¡control¡¡the¡¡amount¡¡of¡¡air¡¡which¡¡reached¡¡the¡¡carbon¡¡and¡¡iron¡¡ore¡¡necessary¡¡for¡¡making¡¡iron¡£¡¡²»Í¬ÓÚÃÀÖÞµÄÒ±½ðʱ¼ä¿ªÊ¼µÃ½ÏÍí£¬ÇÒ·¢Õ¹ÊÜÏÞ£¬·ÇÖÞÈËÓµÓÐÌúÆ÷µÄʱ¼äÏà¶Ô½ÏÔ磬²¢ÇÒ±ð³öÐIJõØÖÆÔìÁËÈÛ¯£¬¿ÉÒÔ²úÉúÉú²úËùÐèµÄ¸ßβ¢½«½Ó´¥µ½Ì¼ºÍÌú¿óʯµÄѹËõ¿ÕÆøÁ¿¿ØÖÆÔÚÖÆÌúÐèÒªµÄ·¶Î§ÄÚ¡£
molecule£Û'm¨»£ºlikju£ºl£Ýn¡£¡¡·Ö×Ó
´îÅä¡¡molecule¡¡weight¡¡·Ö×ÓÁ¿
Àý¾ä¡¡1¡£¡¡The¡¡average¡¡period¡¡of¡¡time¡¡which¡¡molecules¡¡of¡¡water¡¡spend¡¡in¡¡a¡¡lake¡¡¡ª¡¡the¡¡residence¡¡time¡¡¡ª¡¡varies¡¡from¡¡lake¡¡to¡¡lake¡¡and¡¡over¡¡time¡¡within¡¡a¡¡particular¡¡lake¡£¡¡Ë®·Ö×ÓÔÚ²»Í¬µÄºþÀïÍ£ÁôµÄƽ¾ùʱ¼äÊDz»¶Ï±ä»¯µÄ£¬¾Ã¶ø¾ÃÖ®ÔÚͬһ¸öÌض¨µÄºþÖÐÒ²ÊDZ仯µÄ¡£
2¡£¡¡This¡¡algae¡¡capture¡¡the¡¡Sun's¡¡energy¡¡through¡¡photosynthesis¡¡and¡¡store¡¡it¡¡in¡¡organic¡¡molecules¡£¡¡ÕâÖÖÔåÀàͨ¹ý¹âºÏ×÷ÓûñÈ¡Ì«ÑôÄÜ£¬²¢½«ÄÜÁ¿´¢´æÔÚÓлú·Ö×ÓÀï¡£
motion£Û'mou£¿n£Ýn¡£¡¡Ô˶¯£¬Òƶ¯£»ÊÖÊÆ¡¡v¡£¡¡´òÊÖÊÆ£¬Ê¾Òâ
Àý¾ä¡¡1¡£¡¡In¡¡the¡¡United¡¡States£»¡¡the¡¡arrival¡¡of¡¡sound¡¡film¡¡technology¡¡pelled¡¡smaller¡¡producers¡¡in¡¡the¡¡motion¡¡picture¡¡industry¡¡out¡¡of¡¡business¡£¡¡ÔÚÃÀ¹ú£¬ÓÐÉùµçÓ°¼¼ÊõµÄµ½À´ÆÈʹСµçÓ°Éú²úÉÌÆƲúÁË¡£
2¡£¡¡The¡¡fish¡¡pushes¡¡water¡¡aside¡¡by¡¡the¡¡forward¡¡motion¡¡of¡¡its¡¡head¡¡and¡¡with¡¡a¡¡curve¡¡of¡¡its¡¡body¡¡and¡¡its¡¡flexible¡¡tail¡£¡¡ÓãÒÀ¿¿Í·²¿ÏòÇ°µÄÍƶ¯£¬ÉíÌåµÄÇúÏߺÍÁé»îµÄβ°Í½«Ë®ÏòÁ½²àÍÆ¿ª¡£
ͬÒå¡¡movement£¨n¡£¡¡Ô˶¯£©
multiple£Û'm£¿ltipl£Ýa¡£¡¡¶àÑùµÄ£»¶àÖصġ¡n¡£¡¡±¶Êý
Àý¾ä¡¡1¡£¡¡The¡¡data¡¡which¡¡are¡¡from¡¡observational¡¡methods¡¡must¡¡be¡¡confirmed¡¡through¡¡multiple¡¡studies¡£¡¡Í¨¹ý¹Û²ìµÃ³öµÄÊý¾Ý±ØÐëÒª¾­¹ý¶àÖÖÑо¿À´Ö¤Êµ¡£
2¡£¡¡The¡¡photographic¡¡process¡¡made¡¡permanent¡¡images¡¡bee¡¡possible£»¡¡but¡¡not¡¡all¡¡the¡¡process¡¡allowed¡¡making¡¡multiple¡¡copies¡£¡¡ÉãÓ°¹ý³ÌʹµÃ³Ö¾ÃͼÏñµÄ²úÉú³ÉΪ¿ÉÄÜ£¬µ«²¢²»ÊÇËùÓеĹý³Ì¶¼ÄܲúÉú¶à¸ö¸´ÖƵÄͼÏñ¡£
3¡£¡¡Beautiful¡¡glass¡¡could¡¡be¡¡decorated¡¡in¡¡multiple¡¡ways¡£¡¡¿ÉÒÔÓöàÖÖ·½Ê½À´×°ÊÎƯÁÁµÄ²£Á§¡£
ͬÒå¡¡various£¨a¡£¡¡¶àÑùµÄ£©£»manifold£¨a¡£¡¡¶à·½ÃæµÄ£©
multiply£Û'm£¿ltiplai£Ýv¡££¨Ê¹£©Ôö¼Ó£»·±Ö³£»³Ë
Àý¾ä¡¡Steam¡¡power¡¡did¡¡not¡¡merely¡¡spin¡¡cotton¡¡and¡¡roll¡¡iron£»¡¡early¡¡in¡¡this¡¡new¡¡century¡¡it¡¡also¡¡multiplied¡¡ten¡¡times¡¡over¡¡the¡¡amount¡¡of¡¡paper¡¡which¡¡a¡¡single¡¡worker¡¡could¡¡produce¡¡in¡¡a¡¡day¡£¡¡ÕôÆû²»½ö½ö¿ÉÒÔÓÃÓÚ·ÄÃÞºÍÖýÌú£¬ÔÚ±¾ÊÀ¼Í³õ£¬Ëü»¹ÄÜÉú²ú³öÏ൱ÓÚÒ»Ãû¹¤ÈËÿÌìÉú²úÁ¿10±¶µÄÖ½¡£
ͬÒå¡¡increase£¨v¡£¡¡Ôö¼Ó£©£»breed£¨v¡£¡¡·±Ö³£©
negative£Û'neg£¿tiv£Ýa¡£¡¡·ñ¶¨µÄ£»Ïû¼«µÄ£»¸ºµÄ¡¡n¡£¡¡µ×Ƭ£»¸ºÊý
´îÅä¡¡negative¡¡image¡¡¸ºÃæÐÎÏó
Àý¾ä¡¡1¡£¡¡Petroleum¡¡extraction¡¡would¡¡have¡¡negative¡¡impacts¡¡on¡¡the¡¡environment¡£¡¡Ê¯ÓÍ¿ª²É

СÌáʾ£º°´ »Ø³µ [Enter] ¼ü ·µ»ØÊéÄ¿£¬°´ ¡û ¼ü ·µ»ØÉÏÒ»Ò³£¬ °´ ¡ú ¼ü ½øÈëÏÂÒ»Ò³¡£ ÔÞһϠÌí¼ÓÊéÇ©¼ÓÈëÊé¼Ü