Hff
abbr. horizontal falling film 水平降落液膜
🗣️ 情景例句
Mary, what's your favorite sport?
玛丽，你最喜欢什么运动？
I invited hime to come up, but he wouldn't.
我请他上来，但是他不肯。
It looked as if there would be an exciting race across the Channel.
看来会有一场激烈的飞越英吉利海峡的竞争。