Doppler
a. （奥地利物理学家）多普勒的
🏥 医学释义
多普勒换能器，分娩监护换能器
🗣️ 情景例句
Let me help.
我来帮忙。
He's absorbed in his book.
他全神贯注地读书。
We can't handle these price increase of yours.
我们没办法接受你们提高价钱。