它的喷嘴抹了某种润滑油。Its nozzle was smeared with some kind of lubricant.天气冷时齿轮润滑油可能凝结而形成凹槽.Gear lubricants may congeal and channel in cold weather.这个月我们需要更多润滑油.We shall require more lubrication oil this month....
她现年87岁，曾经是齐格菲尔时事讽刺剧团的成员之一。She's 87 years old, and a one-time member of the Ziegfeld Follies.他得到其他一些成员的鼎力相助。He was ably assisted by a number of other members.市政会成员应对推选他们的人负责。Councils should be answerable to the peopl...
I wrote the letter at his dictation.我照他的口述写信.He had had an arm amputated and relied on her to take down his books from dictation.他的一只胳膊截掉了，只能口授书的内容让她来记录。The new secretary takes dictation very well.那位新秘书善于记录口授.She is tran...