To make an electromagnet you need to send a current through the wire.为了做成电磁体你需要对金属线送电.The principle of electromagnet induction had thus been discovered.电磁感应定律就是这样发现的.Reset pneumatic spring, mechanical spring reset, reset...
n.中风，a sudden loss of consciousness resulting when the rupture or occlusion of a blood vessel leads to oxygen lack in the brain.，（游泳或划船的）划( stroke的名词复数 )，中风，（打、击等的）一下，（成功的）举动...
我放弃了写叙事诗,而写了这个小故事.I gave up my epic and wrote this little tale instead.正如经常发生的那样，这个小故事在结尾处出现了转折。As so often happens, this little story has a twist in the tail.传奇中的一些小故事成为英雄通向不朽境界的最可靠的护照.The incidents of the legend become...
他历任旅长、军长等职.He successively held the posts of brigade and army commander.旅长因犯重大错误而被革职.The brigadier was cashiered for his big mistake.旅长请你去一趟.The Brigadier requests your presence....