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 ...
...earthbound telescopes...地面望远镜The earthbound larvae from which they develop are less pretty, but just as predatory.幼虫生活在地面上，不像成虫后那么美丽，但是同样会捕食。birds and their earthbound predators鸟和地面上捕食它们的动物...the daughter of a stolid,...
The main copper minerals are malachite, chrysocolla, little chalcopyrite, chalcosine and even little bornite and covellite.矿石主要含铜矿物为孔雀石 、 硅孔雀石, 少量的黄铜矿 、 辉铜矿及极少量的斑铜矿和铜蓝等....
He's so gullible he'll believe anything.他太容易上当,什么事都相信.I'm so gullible I would have believed him.我很容易上当，可能会相信他的话。He’s so gullible he’ll believe anything.他太容易上当,什么事都相信。What point is there in admitting that t...