电脑 风扇、黑板、电灯的英语单词怎么写？ 电脑 风扇：computer fan黑板：blackboard电灯：lamp例句No longer would millions of e-bookworms have to turn on a nearby lamp，use a special case，or attach an awkward portable light to read in the dark.成千上万的电子书用户可以和台灯、照明保护套以及卡夹式阅读灯说再见了。She chalked out a design on the blackboard.她用粉笔在黑板上画出一个图样。You can play your electronic play，but I don't like you to be a harmful computer fan.你可以继续玩你的电子游戏，但我不想你变成一只害虫。B：I just want to get to a safe place and I never attempt to be a harmful computer fan.（我只想找一个安全的地方，决没想过要做一只害虫。
\ enjoy the electric fan.
要想让一个房间快速通风，应该是把风扇放在窗边，对着外面吹，还是对着里面吹？ 在一个有空气污染的房间里，想要让房间保持通风，买了一个大风扇，但是应该对窗内吹，还是对着窗外吹？
