Fractographic
a. 金属断面的显微镜观察的
🗣️ 情景例句
And your legs don't hurt?
你的腿不酸不痛？
To gain teaches how to spend.
量入为出。
Oh, look! It's like new again! Thank you very much, Uncle Wang.
噢，你瞧！又像新的了！非常感谢你，王叔叔。