Crawfish, like shrimp or lobsters, belong to the scientific Crustacea.小龙虾和虾或龙虾一样, 在科学上属于甲壳纲动物.What are the main characteristics of Crustacea?甲壳纲的主要特征是什么?The food composition consisted of eight groups: diatom, protozoa, s...
Up to then, they'd merrily bashed out albums in between tours.那时，他们已经利用巡演的间隙轻松炮制了多张专辑。He bashed her over the head with a hammer.他用锤子猛击她的头部。He bashed the door in and entered the room.他破门进入房间....
光线用棱镜 、 光栅或干涉仪分解.The light is resolved by prisms, gratings, or by an interferometer.迈克耳孙和莫雷使用一台迈克耳孙发明的干涉仪.An interferometer invented by Michelson was used by Michelson and Morely.不很精确的射电干涉仪观测表明,这个源的角径约为1.5弧秒.Comparativel...
任何做药物试验的人都要担风险.Anybody who experiments with drugs is riding a tiger.这些试验的有效性已显得令人怀疑.The tests have been shown to be of dubious validity.他给他们详细地谈了他试验的情况.He told them in detail of his experiments....
The robber stunned the guard by banging him on the head.抢劫犯猛击那个卫兵的头部使他晕了过去.The noise of someone banging at the door roused her from her stupor.梆梆的敲门声把她从昏迷中唤醒了。Moe was having fun banging the drums and singing off-key.莫自得其...
饰有球队标识的棒球帽baseball caps emblazoned with the team's logo无标识的警车an unmarked police car一种机器可以阅读的标识卡,用以识别计算机终端上的操作员.A machine - readable identification card for identifying an operator at a computer terminal....