英汉解释

adj. 沮丧的；低垂的；气馁的
n. 倒台；俯视的目光；向下转换

同义词

a. depressed，dispirited，down，down in the mouth

参考例句

1. He seemed very downcast at the news.
那消息似乎使他非常难过。
2. He looked so downcast I took pity on him.
他那十分沮丧的样子令我产生了怜悯。
3. But God, who comforts the downcast, comforted us by the coming of Titus.
但那安慰丧气之人的神，借着提多来安慰了我们。

英英解释

n.
  1. a ventilation shaft through which air enters a mine
  2. directed downward
  3. low in spirits

网络释义

downcast
向下转换; 低落; 气馁的; 锅炉)降水管;
downcast air
进风; 进风井气流; 下行风流; 进风井风流;
Encapsulate Downcast
封装向下转型; 封装"向下转型"动作; 封装“向下转型”动作; 封装[向下转型]动作;
downcast pipe
降水管; 降水管，降流管;
downcast ventilator
下向通风筒; 吸气通风筒;