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....
She instilled in the children the virtues of good hard work, and making the best of what you have.她慢慢给孩子们灌输勤奋工作的品德，教导他们充分利用现有的条件。Her flaws were as large as her virtues.她的缺点和优点一样多。Doctors often extol the virtues of eating...
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...