downcast基本解釋

downcast什么意思

形容詞情緒低落的，向下的; 頹靡

downcast相關例句

形容詞

1. An unhappy life made her downcast.
不愉快的生活使她沮喪。

2. Ashamed of his mistake, he stood with downcast eyes.
羞于他的錯誤，他眼睛垂視地站著。

3. downcast

3. The little girl kept her eyes downcast when the headmaster talked to her.
校長同小女孩談話時，她一雙眼睛始終低垂著。

4. Setbacks made him downcast.
挫折使他沮喪。

downcast網(wǎng)絡解釋

1.

1. 向下轉(zhuǎn)換：創(chuàng)建額外的屏幕概念(screen concepts)我不再需要修改程序控制器和提供器類. 對于新的Shell概念(screen concepts),這個構(gòu)架是開放的可擴展的,而程序控制器和單獨的提供器類對于修改是關閉的. // 這是 向下轉(zhuǎn)換(downcast) 的一個例子

2. 向下重塑：從基類重塑(cast)到其派生類的過程通常被稱為向下重塑(downcast),因為這個轉(zhuǎn)換過程在表示繼承關系的樹結(jié)構(gòu)中顯示了從上到下的移動方向. 同樣從派生類重塑到其基類的過程被稱為向上重塑(upcast). 像BBwindow重塑到Ival_box這樣,從基類重塑到其兄弟類的過程被稱為交叉重塑(crosscast)

3.

3. 氣餒的：downbent 向下彎曲的 | downcast 氣餒的 | downcome 下降

4. 鍋爐)降水管：downcast ventilator 下向通風筒 | downcast 鍋爐)降水管 | downcast 降水管

downcast詞典解釋

1. 沮喪的;悲觀的
If you are downcast, you are feeling sad and without hope.

e.g. Barbara looked increasingly downcast as defeat loomed.
當敗象已呈時，芭芭拉看上去越來越沮喪。
e.g. ...a glum, downcast expression.
憂郁、沮喪的表情

2. (眼睛通常因難過或?qū)擂?向下看的，低垂的
If your eyes are downcast, you are looking towards the ground, usually because you are feeling sad or embarrassed.

e.g. She was silent, her eyes downcast.
她一言不發(fā)，兩眼低垂。

downcast英英釋義

noun

1. a ventilation shaft through which air enters a mine

adj

1. filled with melancholy and despondency

e.g. gloomy at the thought of what he had to face
gloomy predictions
a gloomy silence
took a grim view of the economy
the darkening mood
lonely and blue in a strange city
depressed by the loss of his job
a dispirited and resigned expression on her face
downcast after his defeat
feeling discouraged and downhearted

Synonym: gloomygrimbluedepresseddispiriteddown(p)downhearteddown in the mouthlowlow-spirited

2. directed downward

e.g. a downcast glance