378. As you sleep you pass through a sequence of sleep states—light sleep, deep sleep and REM (rapid eye movem... [查看全文]
377. Language is a means of communication, but it is much more than that.譯文語言是交流的工具,但又遠(yuǎn)不僅于此。點(diǎn)睛me... [查看全文]
376. Aid workers estimate that it will take years to rebuild what the earthquake took away.譯文援助工人估計(jì),要重建... [查看全文]
375. But most will be returning to nothing but heaps of ruins.譯文但大多數(shù)人只能回到成堆的廢墟中。點(diǎn)睛will be doing采... [查看全文]
374. "They are looking forward to the clean water of their rivers," officials say.譯文官員們說道:他們期望他們河里的... [查看全文]
373. Families of as many as 10 people have had to shelter under a single tent and share cookstoves and bathing... [查看全文]
372. In one sense, the effect of a consumer's mood can be thought of in much the same way as can our rea... [查看全文]
371. He should be prepared to make sacrifices to study his chosen field in depth. He should have an ambition t... [查看全文]
370. After a secondary school course, a student should be interested enough in a subject to enjoy gaining knowle... [查看全文]
369. But most experts agree that some research activity is essential to keep the staff and their students in to... [查看全文]