knuckle
🇺🇸
/ˈnʌkl/
🇬🇧
/ˈnʌkl/
the joint where your finger bends, connecting it to your hand
He knocked on the door with his knuckle.
他用指关节敲门。
a cut of meat from the lower leg of an animal, like a pig
The recipe calls for pork knuckle.
这个食谱需要猪肘。