Phon
n. 方(响度级的单位)\\n[医] А(音响单位)
🗣️ 情景例句
You should perform what you promised to do.
你应该履行诺言。
Friends are like fiddle-strings,they must not be screwed too tight.
朋友有如琴弦，不能上的太紧。
I was very tired this morning. I couldn't get up.
我早上很累，起不来。