分为四个不同的类群: 苏铁类 、 银杏类 、 松柏类、买麻藤类植物以及一些化石类群. There are four widely different living groups: the cycads , ginkgo, conifers , gnetophytes, and several fossil groups.
曼迪天生喜欢收集小玩意，只要是她看上的都会收藏起来。A born magpie, Mandy collects any object that catches her eye.这个小玩意能击毁300码远的坦克.This little lady will knock out a tank at 300 yards.Tk包括按纽 、 菜单 、 滚动条和其他的图形小玩意.Tk includes buttons, menus, scroll b...
We apologize unreservedly for any offence we have caused.若有得罪，我们深表歉意。You must apologize to her for having kept her waiting.让她等了这么久,你应该为此向她表示歉意.I must apologize for the dreadful mistake I made.我为我所犯的严重错误深表歉意....
Oxygen obtained from liquefied air is usually about 99.5 % pure.由液化空气所取得的氧其纯度通常约为99.5%.The production of cold involves the production of liquefied gases.冷量生产涉及到液化气的生产.Chlorine is usually liquefied before use or storage.氯...