Eprouvette
试管；试件, 试样
🗣️ 情景例句
Thanks, Mom.
谢谢，妈。
Sure. Have a good day.
应该的。祝你度过愉快的一天。
This time it was the postman and he wanted me to sign for a registered letter!
这次是邮递员，他要我签收一封挂号信！