The spy's cover was that she was a consultant engineer.那女间谍伪装成顾问工程师。They trained him as an engineer.他们把他培养成一名工程师。The engineer was an eager participant in technical co-operation.那位工程师热心参与技术合作。The task needs the skill...
The RAF recognized him as an out-standingly able engineer.英国皇家空军表彰他是一名非常能干的机械师。The product is still only a gleam in an engineer's eye.该产品还只是工程师头脑中尚未成形的想法。The engineer and his son held frequent consultations concerni...
When you're weeding , you must dig up the roots.斩草必须除根.Try not to walk on the flower beds when weeding or hoeing.拔草和锄地时尽量不要踩到花坛。Viticulture: Short pruning ( double guyot ) ; weeding a year , hand - picking with doub...
The money to build the power station ought to have been sufficient.建设电站的资金本该足够了。I think you ought to give football a rest for a time.我认为你应该暂时停止踢足球。You know, we really ought to get another car.要知道，我们真的应该换一辆车了。...
At this point esch chromosome consist of a pair of chromatids and the two associated chromosomes are termed a tetrad.此时每条染色体由一对染色单体构成,这两条联合的染色体称为四分体.Microspore abortion occurred after the tetrad formation.小孢子败育发生在四分体形成以后...
The Network Multimedia CAI Courseware provides a bran - new teaching mode.网络多媒体CAI课件提供了一种全新的教学模式.CBE ( computer - based education ) includes two main fields - CAI ( Computer - Assisted Instruction ) and CMI ( Computer Ma...