Diechoscope
两音听诊器
🏥 医学释义
双音听诊器
🗣️ 情景例句
while you're at work.
在你工作的时候。
It is our permanent principle that contracts are honored and commercial integrity is maintained.
重合同、守信用是我们的一贯原则。
What kind of price did you have in mind?
你说多少呢？