Endostethoscope
[医] 食管内听心器
🗣️ 情景例句
Let me give you more detail.
让我来详细说明。
The tour will take about an hour and a half. We ought to be back here by 3:00.
参观大概要一个半小时，3点钟以前回到这里。
Could I have those two tickets, please?
这两张票给我行不行？