1
have a bunion
表示“患有拇趾囊肿”时，常用 have 而非 be。
She has a bunion on her left foot.
她左脚上有一个拇趾囊肿。
拇趾囊肿；拇囊炎
先理解核心含义，再看它在真实句子里的用法。
拇趾囊肿；拇囊炎
bunion
She has a bunion on her left foot.
她左脚上有一个拇趾囊肿。
大脚趾第一关节上的肿块或凸起,由皮下液囊肿胀引起
A bump or bulge on the first joint of the big toe caused by the swelling of a sac of fluid under the skin.
大脚趾第一关节滑囊的疼痛性肿胀
a painful swelling of the bursa of the first joint of the big toe
Her new shoes were so tight that they gave her a painful bunion on her big toe.
她的新鞋太紧了，导致她大脚趾上长了一个疼痛的拇趾囊肿。
The doctor recommended wearing wider shoes to relieve the pressure on the bunion.
医生建议穿更宽的鞋子以减轻对拇趾囊肿的压力。
He had surgery last year to remove the bunion from his left foot.
他去年做了手术，去除了左脚上的拇趾囊肿。
表示“患有拇趾囊肿”时，常用 have 而非 be。
She has a bunion on her left foot.
她左脚上有一个拇趾囊肿。
强调逐渐形成或出现的过程，常与原因或时间状语连用。
He developed a bunion after years of wearing tight shoes.
他因多年穿紧鞋而长出了拇趾囊肿。
bunion 可直接修饰 surgery，构成名词短语，表示“治疗拇趾囊肿的手术”。
The doctor recommended bunion surgery.
医生建议做拇趾囊肿手术。
Not this
I have bunion on my toe.
Use this
I have a bunion on my toe.
bunion 是可数名词单数，前面需要加冠词 a；中文说“脚趾上有拇囊炎”时没有冠词，直译成英文容易漏掉。
Not this
She has two bunion on her feet.
Use this
She has two bunions on her feet.
bunion 是可数名词，two 等复数数量词后面必须用复数形式 bunions；汉语名词没有复数变化，所以学习者容易漏加 -s。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
长拇趾囊肿
She has a bunion on her left foot.
她左脚长了一个拇趾囊肿。
长出拇趾囊肿
Wearing tight shoes can make you develop bunions.
穿太紧的鞋可能让你长出拇趾囊肿。
拇囊炎手术
The doctor recommended bunion surgery to reduce the pain.
医生建议做拇囊炎手术来减轻疼痛。
拇囊炎疼痛
Bunion pain can make walking very uncomfortable.
拇囊炎疼痛会让走路非常不舒服。
拇囊炎治疗
There are several non-surgical bunion treatments available.
有几种非手术的拇囊炎治疗方法。
拇囊炎护垫
A bunion pad can relieve pressure when you walk.
拇囊炎护垫可以在走路时减轻压力。
Use bunion naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
把 bunion 想成 bun（圆面包）+ ion：大脚趾关节肿起一个圆面包样的包，就是拇趾囊肿。
语域：neutral 常见场景：医疗咨询、日常对话 该词属于中性常用词，多用于医疗场合和日常谈论脚部不适时；指大脚趾关节处的疼痛性肿胀，通常直接说 bunion。
onion（/ˈʌnjən/）与 bunion 真正押韵。union（/ˈjuːnjən/）虽然拼写结尾同为 -nion，canyon（/ˈkænjən/）虽然末尾发音同为 /njən/，但二者重读元音不同，都不与 bunion 押韵。bun 只与 bunion 的第一音节 /bʌn/ 相同，不是整词押韵。
Dictionary facts from ECDICT, WIKTIONARY.