Hcfcs
abbr. hydro-chlorofluoro-carbon 【化学】氢化含氯氟烃
🗣️ 情景例句
She wanted something to do, I guess.
我猜想她想找点事做吧。
I ask him to tell me everything he heard.
我要求他告诉我，他所听到的每件事情。
Excuse me, I must go.
请原谅，我得走啦。