Block and tackle: Combination of pulleys with rope or cable, commonly used to augment pulling force.滑轮和滑车组: 带绳索和缆绳的滑轮组, 通常用于增大拉力.Levers and pulleys are simple machines.杠杆和滑轮是简单机械.Among them were rickshaw pulleys, peddler...
脸盆架上方用钉子挂着一面镜子。A mirror hung on a nail above the washstand.墙上唯一的装饰是几支蜡烛和一面镜子。The only wall decorations are candles and a single mirror.他紧贴一面砖墙站着好让我通过。He flattened himself against a brick wall as I passed....
六相绕组, 双星形连接. 可指定不接地或接地.Six - phase winding, double star connection. Ungrounded or grounded can be specified.六相绕组, 叉式连接. 可显示或隐藏中性.Six - phase winding, fork connection. Neutrality can be shown or hidden.该电源采用了六相半波可控整流电路.Si...
Neil sent him a letter of condolence.尼尔给他发了一封唁函。Please accept my condolence on your mother's death.请接受我对令堂故去的吊慰.You should, however , send a letter of condolence to your father - in - law . "但汝 岳父 处应去一信唁之. ”...