The drill has variable speed control.这钻机有变速控制。The variable weather is a great trial to me.这种多变的天气真是让我受不了.He is of a variable mood ; he never finishes what he starts.他这个人朝三暮四,做起事来总是虎头蛇尾....
Some Welsh activists have started blacking out English language road signs.一些威尔士激进分子已经开始涂盖英语路标。After blacking their face the soldiers start walking through the forest.士兵们涂黑了自己的脸,开始穿越森林.Darkness was blacking out both sea ...