downcast是什么意思 downcast在线中文翻译

downcast 英 [ˈdaʊnkɑ:st] 美 [ˈdaʊnkæst]

downcast 词典解释

1. An unhappy life made her downcast.
   不愉快的生活使她沮丧。
2. Ashamed of his mistake, he stood with downcast eyes.
   羞于他的错误，他眼睛垂视地站着。
3. The little girl kept her eyes downcast when the headmaster talked to her.
   校长同小女孩谈话时，她一双眼睛始终低垂着。
4. Setbacks made him downcast.
   挫折使他沮丧。

1. 向下转换
   ...创建额外的屏幕概念(screen concepts)我不再需要修改程序控制器和提供器类. 对于新的Shell概念(screen concepts),这个构架是开放的可扩展的,而程序控制器和单独的提供器类对于修改是关闭的. // 这是 向下转换(downcast) 的一个例子...
2. 向下重塑
   ...从基类重塑(cast)到其派生类的过程通常被称为向下重塑(downcast),因为这个转换过程在表示继承关系的树结构中显示了从上到下的移动方向. 同样从派生类重塑到其基类的过程被称为向上重塑(upcast). 像BBwindow重塑到Ival_box这样,从基类重塑到其兄弟类的过程被称为交叉重塑(crosscast)...
3. 气馁的
   ...downbent 向下弯曲的 | downcast 气馁的 | downcome 下降...
4. 锅炉)降水管
   ...downcast ventilator 下向通风筒 | downcast 锅炉)降水管 | downcast 降水管...

1. a ventilation shaft through which air enters a mine

1. filled with melancholy and despondency
   e.g. gloomy at the thought of what he had to face
   e.g. gloomy predictions
   e.g. a gloomy silence
   e.g. took a grim view of the economy
   e.g. the darkening mood
   e.g. lonely and blue in a strange city
   e.g. depressed by the loss of his job
   e.g. a dispirited and resigned expression on her face
   e.g. downcast after his defeat
   e.g. feeling discouraged and downhearted
   Synonym: gloomy grim blue depressed dispirited down(p) downhearted down in the mouth low low-spirited
2. directed downward
   e.g. a downcast glance

downcast [ˈdaʊnkɑ:st]