Fractograph
断口组织(金属断面)的显微镜照片
🗣️ 情景例句
What's your position in the company?
你在公司任何职务？
Mother doesn't approve of her smoking.
母亲不赞成她吸烟。
He insisted on the assistant's counting the money before he left -- 30,000 pennies in all!
这些硬币加在一起共有30，000枚！