downcast

名词复数：downcasts

词义辨析：

同义:

a.垂头丧气的

dejected

sad

discouraged

disheartened

depressed

melancholy

glum

gloomy

同义参见:

despondent

descent

unhappy

blue

crestfallen

exanimate

black

downhearted

down¹

cheerless

反义参见:

happy