Word · Frequency #12065
comas
昏迷；昏迷状态
comas is the plural of coma.
a state of deep, often prolonged unconsciousness, usually caused by disease or injury
- 1.
A state of unconsciousness from which one may not wake up, usually induced by some form of trauma.
昏迷,一种可能无法苏醒的无意识状态,通常由创伤引起。
- 2.
A cloud of dust surrounding the nucleus of a comet.
彗发,彗核周围的一团尘埃。
- 3.
a state of deep and often prolonged unconsciousness; usually the result of disease or injury
深度且常常是长期的无意识状态；通常是疾病或受伤的结果
- 4.
A defect characterized by diffuse, pear-shaped images that in an ideal image would appear as points.
彗差,一种使理想图像中的点变为弥散梨形像的缺陷。
- 5.
(botany) a usually terminal tuft of bracts (as in the pineapple) or tuft of hairs (especially on certain seeds)
(植物学)通常是顶端的苞片簇(如菠萝)或毛簇(尤其在某些种子上)
- 6.
A tuft or bunch, such as the assemblage of branches forming the head of a tree, a cluster of bracts when empty and terminating the inflorescence of a plant, or a tuft of long hairs on certain seeds.
簇,如树冠的枝丛、植物花序末端空苞片簇或某些种子上的长毛束。
- 7.
(astronomy) the luminous cloud of particles surrounding the frozen nucleus of a comet; forms as the comet approaches the sun and is warmed
彗核周围的发光云状物
昏迷,一种可能无法苏醒的无意识状态,通常由创伤引起。；彗发,彗核周围的一团尘埃。；深度且常常是长期的无意识状态；通常是疾病或受伤的结果；彗差,一种使理想图像中的点变为弥散梨形像的缺陷。；(植物学)通常是顶端的苞片簇(如菠萝)或毛簇(尤其在某些种子上)
In use
After the accident, he remained in a coma for several days.
The doctors say her coma was caused by a severe infection.
Some patients wake up from a coma with only minor memory loss.
be in a coma
He has been in a coma for three days.
他已经昏迷三天了。
fall into a coma
She fell into a coma after the accident.
事故发生后她陷入昏迷。
come out of a coma
coma 是可数名词，注意与介词 in 搭配表示状态，用 fall into 表示进入昏迷，用 come out of 表示苏醒。
The patient finally came out of a coma.
Connections
Collocations
- slip into a coma
- 陷入昏迷
- After the accident, she slipped into a coma and remained unconscious for weeks.事故发生后，她陷入昏迷，数周未醒。
- come out of a coma
- 从昏迷中苏醒
- The doctors were amazed when he came out of a coma without any brain damage.医生们惊讶地发现他从昏迷中苏醒，而且没有留下任何脑损伤。
- in a coma
- 处于昏迷状态
- He has been in a coma since the surgery.他自手术后一直处于昏迷状态。
- deep coma
- 深度昏迷
- She was in a deep coma and showed no response to pain.她处于深度昏迷，对疼痛毫无反应。
- medically induced coma
- 医学诱导性昏迷
- Doctors put him into a medically induced coma to reduce swelling in his brain.医生让他进入医学诱导性昏迷，以减轻脑部肿胀。
Learner notes
Memory Tip
coma 比 comma（逗号）少一个 m：人昏迷时像逗号一样停住不动。
Context & Register
语域：neutral 常见场景：medical reports、news articles、everyday conversation about health 这是一个中性偏正式的医学词，通常用于医疗报道、新闻或个人健康话题；在日常口语中也可使用，但多指较严重的长时间昏迷状态。
Pronunciation & Spelling
与 coma /ˈkoʊmə/ 押韵的词有 aroma、diploma、lymphoma、melanoma，它们的重读元音及之后的部分都是 /oʊmə/。注意拼写相似的 comma /ˈkɑːmə/（双写 m）和 comet /ˈkɑːmɪt/（com- 读作 /kɑːm/）发音不同，不要混淆。
Usage priority
Collins 词频等级为 1，建议结合例句记忆，而不是只背中文释义。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.