twist/sprain/break one's ankle
I twisted my ankle while playing basketball.
我打篮球时扭伤了脚踝。
连接脚和腿的骨关节；脚的最上部和腿的最下部,包含此骨关节。；胫骨和腓骨远端与距骨近端之间的滑动关节
the joint between the foot and the leg that allows movement of the foot
连接脚和腿的骨关节；脚的最上部和腿的最下部,包含此骨关节。
The skeletal joint which connects the foot with the leg; the uppermost portion of the foot and lowermost portion of the leg, which contain this skeletal joint.
胫骨和腓骨远端与距骨近端之间的滑动关节
a gliding joint between the distal ends of the tibia and fibula and the proximal end of the talus
She twisted her ankle while running on the uneven trail.
她在不平整的小路上跑步时扭伤了脚踝。
用法提示：此处 ankle 作名词，指脚踝关节，与 twist 搭配表示受伤。
The socks were too tight around his ankles.
这双袜子在他的脚踝处太紧了。
用法提示：此处 ankles 是复数形式，指脚踝部位，描述袜子松紧度。
After the fall, his ankle swelled up to twice its normal size.
摔倒后，他的脚踝肿到了正常大小的两倍。
用法提示：此处 ankle 作主语，描述受伤后肿胀的症状。
I twisted my ankle while playing basketball.
我打篮球时扭伤了脚踝。
She has a tattoo on her ankle.
她脚踝上有个文身。
完全可替换，但'ankle joint'更正式，多用于医学语境。
grammar · medium
易错句子I have a pain on my ankle.
正确表达I have a pain in my ankle.
中文学习者常误用介词'on'表示身体部位的疼痛，但英语中应用'in'表示内部的疼痛。
grammar · medium
易错句子I sprained my ankle bone.
正确表达I sprained my ankle.
中文学习者常误加'bone'，但'ankle'本身已指踝关节，无需再加'bone'。
扭伤脚踝
He sprained his ankle while playing soccer.
他踢足球时扭伤了脚踝。
脚链
She wore a silver ankle bracelet.
她戴着一条银脚链。
短袜（到脚踝的袜子）
These ankle socks are comfortable for running.
这些短袜跑步穿很舒服。
短靴
Ankle boots are fashionable in autumn.
短靴在秋天很时尚。
脚踝骨折
She suffered a broken ankle in the accident.
她在事故中脚踝骨折了。
肿胀的脚踝
His swollen ankle made it hard to walk.
他肿胀的脚踝走路困难。
ankle + -let
ankle + bone
ankle + joint
ankle + length
ankle + deep
ankle + high
小屁孩，幼儿
The park is full of ankle biters playing on the swings.
公园里满是玩秋千的小屁孩。
晃倒对手（篮球术语），脚踝杀手
That crossover was an ankle breaker; the defender fell to the ground.
那个变向运球简直是脚踝杀手，防守者摔倒在地。
深陷于，忙于
I'm up to my ankles in paperwork this week.
这周我忙得不可开交，文书工作堆积如山。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.