Light fittings with metal parts should always be earthed.有金属部件的照明装置都应该走地线。Heavy Metal music really arose in the late 60s.重金属音乐真正形成于60年代后期。The car was left a mess of twisted metal.车子成了一堆扭曲的金属。...
人们的无知会带来恐惧，对未知事物的恐惧。Ignorance of people brings fear, fear of the unknown.人们不喜欢问问题，害怕自己会显得很无知。People don'tlike to ask questions for fear of appearing ignorant.他对国际事务缺乏经验且无知，这很让我吃惊。I was alarmed by his naivety and ign...