Dag
[化] 滑料石墨灰
🗣️ 情景例句
get some background on the job.
了解这项工程的一些背景。
Evil comes to us by ells and goes away by inches.
罪恶来时，尺进寸退。
Would you mind if I smoked in the office next door?
我在隔壁吸烟可以吗？