四年级英语上册介绍教室作文，要有窗户、门、电脑、黑板、电视、风扇、电灯，而且还要写是什么颜色的. windowdoor，blackboardTvfanlampredblackbrownpinkwhiteblueoringegreenyellow
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。
台灯的电流是多少A？ 要看功率的，不一样大，一般台灯在40W左右，电流为0.18A，点上一般功率为60W左右，电流为0.272A
