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