他现在骑自行车不需要平衡器了.He can now ride his bike without stabilizers.因此, 弹簧平衡器是工厂生产中不可缺少的辅助工具.Therefore, the spring balancer is the necessary auxiliary tool for production.虽然硬件平衡器可能超越软件基础的平衡器, 但它们的灵活性总是被限制.While hardware balancer...
In the cosy consulting room the children are surrounded by familiar objects.在温馨的诊疗室里，孩子们周围摆满了亲切熟悉的东西。Some objects had got entangled with the underneath mechanism of the engine.一些东西缠在了发动机下面的机件上。Workers scrambled to carry ...
Her name was expunged from the list.她的名字已从名册上除掉.His name is expunged from the list.他的名字从名单中被除掉了.His name was expunged from the record books.他的名字被从档案簿中删去了。The revolutionaries expunged domestic opposition...革命者肃清了国内敌对势力。...
两个磁体的N极和S极互相吸引.The N pole and S pole of two magnets will attract each other.为了做成电磁体你需要对金属线送电.To make an electromagnet you need to send a current through the wire.棒形或马蹄形磁体称为永磁体.A bar on horseshoe magnet is called a perman...
* 2千瓦的电炉a 2kW electric fire整天开着电炉太浪费钱了.It's expensive to leave the electric stove on all day.在用餐前的一刻钟把炖锅从电炉上端下来.Fifteen minutes before dinner, take the stew out of the oven....