Radioacoustics
[电] 无线电声学
🗣️ 情景例句
It's bound to happen sooner or later.
这件事迟早要发生。
Prosperity gains (or makes) friends, and adversity tries them.
顺境交朋友，逆境试真情。
All that afternoon, I jumped and sang and did all kinds of things.
那天整个下午我跳呀，唱呀，做出各种样子逗她。