木炭和金刚石都是炭的同素异形物Charcoal and diamond are allotropes of carbon.纯钛以两种同素异形的形式存在.Titanium in the pure state can exist in either of two allotropic forms.那些异形的人类副本已经自然醒来.The human counterparts of those aliens woke up spontaneou...
若是上色的时候不小心弄坏了那些地图，他们可承担不起。They could not afford to spoil those maps by careless colouring.罗伊小心地把腿挪下沙发，坐了起来。Roy swung his legs carefully off the couch and sat up.他不小心撞到了桌子，把花打翻了。He had blundered into the table, upsetting ...
This sugar cane is quite a sweet and juicy.这甘蔗既甜又多汁.The sugar-cane is taken to the factory where the juice is crushed out.甘蔗被运到工厂中去榨汁。He wore a grey suit and leaned heavily on his cane.他身穿一件灰色西装,吃力地拄着拐杖。Many farmers are ...