The drop-out rate among students is currently one in three.现在学生的辍学率是三分之一。You'd be crazy to drop out.你要退学真是发疯了.Research suggests that children whose parents split up are more likely to drop out of high school.研究表明，父母...
Firemen tried to quench the flames raging through the building.消防队员奋力扑救大楼中熊熊的火焰。He stopped to quench his thirst at a stream.他停了下来，在小溪边饮水止渴。Having a bottle of soft drink is not enough to quench my thirst.喝一瓶汽水不够解渴.The fir...
The active promoter fragment was cloned from actinophage? φ SL 60 and then sequenced by dideoxynucleotide sequencing system.通过测定林可链霉菌噬菌体? SL60启动子活性片段的碱基,分析了该启动子的结构、核糖体结合位点、转录起始位点和翻译起始密码子等功能元件....
The Australian stockmarket is down by 26 % since its peak in November.澳大利亚股票市场的市值也已从去年11月最高峰跌去了26%.Excessively low interest rates are also fuelling stockmarket and property bubbles.过低的利率水平还会助长股票市场以及房地产市场的泡沫.She put out a...