Electrostethograph
[医] 电心音描记器
🗣️ 情景例句
I'm glad I got to know you--and your family.
我也很高兴能够认识你和你的一家人。
Our plan is the best and the safest, you see.
正如你所见到的，我们的计划是最完美，最安全的。
There is only enough spring water to supply the needs of the houses, so we have to pump from the river for farm use.
泉水只能满足家庭生活用水，因此我们必须从河里抽水以用于农业生产。