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
Tom gave Helen an apple in exchange for a piece of cake.
汤姆用一个苹果和海沦换一块蛋糕。
In college I majored in physics, What was you major?
大学时我主修物理，你主修什么呢？
Hello, Jim! Help yourself to a cake.
你好，吉姆！请随便吃糕点。