植物的肺就是其叶片上微细的气孔。A plant's lungs are the microscopic pores in its leaves.在干旱的条件下, 叶子的膨压减少而气孔关闭.Under conditions of water stress, leaf turgor decreases and stomata close.他使橡胶塞牢固地塞进盖上的排气孔.He presses the rubber stopper ...
该顾客到达了服装部.Camarada, moestrme una chaqueta de tela gris.因此, 服装部奋斗了整整八个礼拜来制作这条裙子.Consequently, for eight weeks the costuming department strived to make this dress work....
He threatened to wreak vengeance on the men who toppled him a year ago.他威胁要对一年前扳倒他的人进行报复。He lost his balance, staggered back against the rail and toppled over.他失去平衡，往后趔趄了一下，撞到栏杆摔倒了。...the revolution which toppled the reg...
压缩磁盘驱动器有助于人们管理重要信息。Zip drives help people to organise their important information.公司派了一位维修工程师前去修理磁盘驱动器,以免其出故障.The company sends a service engineer to fix the disk drive before it fails.他们派出维修人员来修磁盘驱动器。They send a service...