Unit3ScienceversusnatureReading(2)—LanguagePoints1
Arecentannouncementbyscientiststhattheyhavesuccessfullyclonedthefirsthumanembryo…announcement(n
)宣告,通知,声明(短语)make/issueanannouncement发表声明announce(vt
)宣告,通知,声明(短语)announcesth
(不能用announcesb
)(比较)announce/declareannounce指对公众或特定的一群关心的人进行宣布;declare指官方的正式宣告Everyonewassilentasheannouncedthewinnerofthecompetition
Thispowerfulcountrydeclaredwaronthatsmallcountry
Ontheonehand,somescientistspointoutthatifyoucloneanembryo,youcan…①on(the)onehand…ontheotherhand…一方面…另一方面…(单独使用ontheotherhand时,hand不能省略,但与ontheonehand连用时,可省略)Ononehand,rapiddevelopmentoftheeconomywillimprovethelivingconditionsofthepeople
Ontheotherhand,itwillspeedupenvironmentaldestruction
(短语)athand在手边,在附近byhand亲手,手工inhand手头现有的,正在进行,在处理中handinhand手拉手Handsoff
不许干涉Handsup