Knu
abbr. knuckle 关节，钩爪
🗣️ 情景例句
He studied harder to improve his English.
他更加努力提高英语水平。
How long will the flight be delayed?
班机诞误多长时间？
They invariably lie nearby and are always available for an informal chat or an evening's entertainment.
因为他们都住在附近，你随时可以同他们聊天或在晚上一起娱乐。