Syntholube
合成润滑剂
🗣️ 情景例句
What do you think about your qualifications?
你认为你能胜任工作吗？
Do one's level best.
尽力而为。
Then he put his hand into pocket, and took out a phrasebook.
然后他把手伸进了衣袋，掏出了一本常用语手册。