更新时间：2026-03-17 01:08:18
Noun:- a joint of a finger when the fist is closed
- a joint allowing movement in one plane only
knuckle joint是什么意思 knuckle joint在线翻译 knuckle joint什么意思 knuckle joint的意思 knuckle joint的翻译 knuckle joint的解释 knuckle joint的发音 knuckle joint的同义词
