comaKK [ˋkomə] /ˈkoʊmə/发音名词1昏迷、昏迷状态医学She fell into a coma after the accident and woke up three weeks later.她在那场意外后陷入昏迷,三周后才醒来。2昏睡、嗜睡状态口语,比喻After that huge lunch, I was in a total coma all afternoon.吃完那顿大餐后,我整个下午都昏昏欲睡。3彗发天文As the comet neared the sun, its coma grew brighter and larger.随著彗星接近太阳,它的彗发变得更亮也更大。用这个字练口说→