首页英语词典comacoma英英释意

coma

英 ['kəʊmə] 美['komə]
  • n. [医] 昏迷;[天] 彗形像差
  • n. (Coma)人名;(法、西)科马

英英释意


1. a state of deep and often prolonged unconsciousness; usually the result of disease or injury
2. a usually terminal tuft of hairs especially on a seed
3. (astronomy) the luminous cloud of particles surrounding the frozen nucleus of a comet; forms as the comet approaches the sun and is warmed