Hff
abbr. horizontal falling film 水平降落液膜
🗣️ 情景例句
She feels bad, too, Grandpa.
她也很沮丧， 爷爷。
He is pinned down by the demonstrators.
他被示威的队伍给钉住了。
He says the Chinese people are very friendly.
他说中国人都很热情。