Fetal phonocardionraph
[电] 胎儿心电图留声器
🧩 词语组成解析
fetal
['fi:tl]
adj. 胎儿的，胎的;
🗣️ 情景例句
I don't know if I can get to sleep.
我不知道我能否睡得着。
You dare?
你敢？
The first thing I saw when I entered the art gallery was a notice which said:
走进展厅首先看到的是一张告示，上面写着