Chf
abbr. 充血性心力衰竭（congestive heart failure）
🗣️ 情景例句
He treats everyone with courtesy.
他对待每一个人都很有礼貌。
Everything has its time and that time must be watched.
任何事情都有好的时机，不要随意放过。
The train was traveling at 120 miles an hour.
火车时速一百二十英里。