The mother sponged crayon marks off.母亲用湿海绵擦去了痕迹.He coloured the picture with a yellow crayon.他用黄蜡笔给画着色.He coloured the picture with crayon.他用蜡笔给画上色....
Coal is actually cheaper than gas...煤实际上比煤气便宜。Some of the particles clog my smaller passages and some actually sear my tissues.有些微粒堵塞我的小气道,有些甚至使我的组织凋萎.You actually paid money for that jalopy?你竟然花钱买了那辆老爷车?'We're...