Chf
abbr. 充血性心力衰竭（congestive heart failure）
🗣️ 情景例句
I was when I first came to the United States.
当我刚到美国来的时候是感到有点紧张。
I usually wake up early.
我通常早醒。
Where have Jim and Kate gone?
吉姆和凯特去哪儿了？