Substancesconsistofsmallparticlescalledmolecules.
物质是由叫做分子的微粒组成的.
Allthingsinvariablydivideintotwo.
事物都是一分为二的.
Ibreakawayfromherandraceforthedoor.
我一下挣脱她,朝门口奔去.
Suchabookdoescredittothewriter.
这样的书给作者带来声誉.
Shegaveaquietcoughtoattractmyattention.
她轻轻地咳了一声好引起我注意.
Isawhimtakealeafoutofthebook.
我看见他从书上撕下一页.
Itiscleartoallofusthattwoplustwoisfour.
二加二等于四对我们大家都很清楚.
ProfessorLiisabsent,Iwilltakethelessonintheplaceofhim.
李教授不在,我替他上课.
Hefinallybreakdownunderthefour-hour'sstrain.
在四小时的压力下他终于支持不了.
Ifyoucanarrangeforme,Iwillbeverygrateful.
如果你能为我安排一下,我将不胜感激.
Thenewrestaurantfoldupinlessthanayear.
这家餐厅不到一年就歇业了.
Sheclappedherhandsindelight.
她高兴地拍手.