Chf
abbr. 充血性心力衰竭（congestive heart failure）
🗣️ 情景例句
I want to send this letter to China, by air mail.
我想把这封信航空邮到中国。
I agree. I wish it were better.
我也觉得是，希望会好起来。
Often, we help them with the harvest.
我们经常帮助他们收割。