Microinjector
微量注射器
🗣️ 情景例句
I need your help badly. My car can't start. Can you send somebody over?
我急需你们的帮助。我的车启动不了，能派人来修吗？
What is the total circulation of this publication.
这家刊物总发行量多少？
In the middle of the classroom.
在教室中间。