Knu
abbr. knuckle 关节，钩爪
🗣️ 情景例句
If you quit smoking now, you'll feel better in no time.
如果你现在戒烟的话，你很快就会感觉好多了。
He was renowned as a portrait painter.
他以肖像画家著名。
Sorry. I'm free every day except today.
对不起。我每天都有空，唯独今天没空。