Mechanical efficiency
[机] 机械效率
🧩 词语组成解析
🗣️ 情景例句
Tony is a man of weak will.
托尼是个意志薄弱的人。
We should take due care for this accident.
我们应该对这件事给予应有的注意。
My friend, Hugh, has always been fat, but things got so bad recently that he decided to go on a diet.
我的朋友休一直很胖，但是近来情况变得越发糟糕，以致他决定节食。