She has good powers of observation.她的观察力很敏锐。Most information was collected by direct observation of the animals' behaviour.大部分信息都是通过直接观察动物的行为收集到的。He employs an irreverent humour to salt his observation.他运用玩世不恭的幽默使他的...
The astronomers were taking an observation of Jupiter.天文学家们正在观测木星.Microdiffusion of oil droplets to the draining lymph nodes can partly explain this observation.油小滴的微扩散至淋巴节点可以在某种程度上地解释此种观测.The observation group added flu...
It represents an example of a heterocycle being formed as transient species.它仍然是在反应中生成过渡状态的杂环的实例.The reduced heterocycle 46 conveniently separates out during the reaction.在反应过程中被还原的杂环(46)可以方便地分离出来....