Sectrometer
[机] 真空管滴定计
🗣️ 情景例句
I feel as though I have been standing here for 50 days.
可我感觉像是在这里站了50天。
Did you phone him yourself?
你自己亲自打电话给他吗？
and the doctor in charge of the department is only too ready to provide them with these requirements.
负责门诊的医生也非常乐意为前来看病的人提供他们想要得到的药物，