Brain-damaged means a person’s brain has been hurt — by a crash, a fall, a stroke, a high fever, or a time with too little air — so that thinking, moving, speaking, or remembering may not work as they did before. It is a medical adjective, and it is heavy.

Brain-damaged means意思是 a person's brain一個人的腦 has been hurt受了傷 — by a crash因為車禍、 a fall跌倒、 a stroke中風、 a high fever高燒， or a time with too little air或一段缺氧的時間 — so that以致 thinking思考、 moving行動、 speaking說話 or remembering或記憶 may not work as they did before可能不再像以前那樣運作。 It它 is a medical adjective是醫療用的形容詞， and it is heavy而且分量很重。

How much trouble a person has depends on which part of the brain was hurt, and how badly; two people with the same word on a chart may live very different lives. Doctors still say it, though actually many careful speakers now prefer a person with a brain injury, because the old adjective can sound as if the person is only their damage.

How much trouble a person has一個人受多大影響， depends on要看 which part of the brain腦的哪個部分 was hurt受了傷， and how badly以及傷得多重； with the same word on a chart病歷上寫著同一個詞的 two people兩個人， may live very different lives可能過著很不一樣的生活。 Doctors醫生 still仍然 say it會這樣說， though actually不過其實 many careful speakers很多說話謹慎的人 now現在 prefer比較喜歡說 a person with a brain injury「有腦部損傷的人」， because因為 the old adjective舊的形容詞 can sound as if聽起來可能像 the person這個人 is only their damage只剩下他的損傷。

People stretch the word. Online, some speakers use it as a cruel joke for “stupid,” close to Taiwanese 腦殘. That is loose, and it can hurt classmates who live with a real injury.

People大家 stretch the word會把這個字拉著用。 Online在網路上， some speakers有些人 as a cruel joke當作很傷人的玩笑 use it for拿它來說 “stupid”「笨」， close to Taiwanese 腦殘接近台灣說的「腦殘」。 That那 is loose是鬆的用法， and it而且 can hurt可能傷到 live with a real injury真的帶著腦傷生活的 classmates同學。

In old computer talk, engineers also called a badly built system brain-damaged: that joke grew from a made-up “disease” they named Honeywell Brain Damage.

In old computer talk在早期的電腦圈裡， engineers工程師 also也 called a badly built system把做得很差的系統叫做 brain-damaged： that joke那個玩笑 grew from源自 a made-up “disease”一種編出來的「疾病」， they named他們把它取名叫 Honeywell Brain Damage。

Keep the medical sense in mind, and be slow to put this word on a person unless you know what you mean. We usually write the hyphen when it sits before a noun: a brain-damaged patient.

Keep the medical sense in mind把醫療上的意思記在心裡， unless you know what you mean除非你清楚自己想說什麼， and be slow to put this word on a person否則慢一點才把這個字放到一個人身上。 when it sits before a noun當它放在名詞前面時， We我們 usually通常 write the hyphen會寫連字號： a brain-damaged patient一位腦部受損的病人。