测量电池是由绝缘的银阴极组成的.The measuring cell consists of an insulated silver cathode.旋转滑环是用片状塑料衬套与轴绝缘的.The rotating slipring is insulated from the shaft by a laminated plastic bushing.我们的电动工具都是双重绝缘的,并符合国际安全标准.Our electrical tools ...
The hunter-gatherer lifestyle today survives precariously in remote regions.今天狩猎采集的生活方式在偏远地区侥幸留存了下来。He was eventually installed as official local news - gatherer of the town.后来他被派正式担任本市的新闻采访员.They recorded the weight of ...
Radium can be used to treat cancer.镭可以用来治疗癌症.Radon is the daughter of radium.氡是镭的子体.Radium can be fixed some distance from its original source.镭在离它的原始母体一定距离上固定下来....
身为少尉，他几乎是逢人便得敬礼。As a second lieutenant, he had to salute damned near everybody.他在擅离部队之前是一名陆军少尉。He was a second-lieutenant in the army until he deserted.他被任命为空军少尉。He was commissioned as second lieutenant in the Air Force....