“指关节”用英语怎么说？

“指关节”的拼音为：zhǐ guān jié...

布伦达握紧椅子扶手时指关节都变白了。Brenda's knuckles were white as she gripped the arms of the chair.他紧紧握住方向盘，握得指关节都变白了。He gripped the wheel until his knuckles whitened.他把手指关节弄得劈啪作响.He cracked the joints of his fingers....