他们不愿意临时凑合或冒险。They show no disposition to improvise or to take risks.他们的午餐只能算是凑合。Their lunch was only so-so.我们只得凑合着用这些旧铅笔.We shall have to manage with these old pencils....
飞机在空中盘旋，令人不堪忍受。The aeroplane was gyrating about the sky in a most unpleasant fashion.为确保万无一失，一架警用直升机一直在空中警戒。To make extra certain, a police helicopter kept watch from the skies.他在空中搜寻敌军轰炸机。He searched the skies for enemy...
Objective To evaluate the environmental estrogenic activity of the pesticide fenitrothion and study the possible mechanism.目的检测杀螟硫磷的环境雌激素活性,并探讨其作用机制....