围栏倒下时发出了断裂的声音。There was a splintering sound as the railing gave way.然后，他便仰天倒下了。He then keeled over and fell flat on his back.他看上去几乎是以慢动作倒下的。It seemed almost as if he were falling in slow motion....
It'served excellently for the operation of invisibility, when correctly made.当正确地制作成时,这出色地用作隐形行动.Pendry's project is one of several around the world experimenting with invisibility.泼恩德利的项目是全球几个隐形实验项目之一.Invisibi...
A method for determination of apigenin in Marchantia polymorpha was established.建立了地钱中芹菜素含量的测定方法.Objective To explore the effect of apigenin on estrous cycle in normal adult female S - D mice.目的探索芹菜素对正常雌性大鼠性周期的影响.In the ...