Millihertz
[物]毫赫(兹)(频率单位)
🗣️ 情景例句
I want you to hear my new tapes.
我给你听我的新录音带。
You'd better see a doctor about that stomachache.
你胃痛最好去看医生。
Do you know what they are?
你知道他们是干什么的吗？