Micropycnometer
微型比重瓶
🗣️ 情景例句
Thank you again.
再次感谢。
Will Martha's consent to her marriage?
玛莎的双亲会赞成她的婚事吗？
When Aunt Huang came back, I was so tired. In the evening Liu Ming came to see me.
当黄阿姨回来的时候，我累极了。晚上刘明来看我。