Reflection doppler
[电] 反射多普勒
🧩 词语组成解析
a. （奥地利物理学家）多普勒的
🗣️ 情景例句
I know. I do.
我知道。我会的。
Maybe they're farmers.
他们可能是农民。
The guards couldn't have been watchig very carefully.
警卫不可能一直认真地查看。