Microfractography
显微断谱学
🗣️ 情景例句
Would you like to give her a little farewell party?
你要不要为她举行一个小型欢送派对？
Nothing comes out of the sack but what was in it.
无风不起浪。
Good morning, Mr. Zhang. I'm sorry to trouble you.
早上好，张先生。很抱歉打扰您。