1
cast sth down
可分离：宾语可放在cast和down之间。
He cast the box down.
他扔下了盒子。
使沮丧；使气馁
casting down — present participle of cast down
先理解核心含义，再看它在真实句子里的用法。
使沮丧；使气馁
to make someone feel sad or discouraged
He cast the box down.
他扔下了盒子。
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可生成：动词变形 Verb forms。只有点击后才会开始生成。
使(某人)沮丧或失落
To make (a person) discouraged or dejected.
推翻,击败或毁灭
To overthrow, to defeat or bring to ruin.
参见 cast, down
Used other than figuratively or idiomatically: see cast, down.
The bad news cast the whole team down.
那个坏消息让全队都沮丧不已。
Her harsh words cast him down for several days.
她那些刻薄的话让他难过了好几天。
Don't let small setbacks cast you down.
别让小挫折使你灰心丧气。
可分离：宾语可放在cast和down之间。
He cast the box down.
他扔下了盒子。
常用被动语态表示‘使沮丧’。
She was cast down by the news.
她被这消息弄得沮丧。
固定搭配，意为‘垂下（眼睛/头）’。
He cast down his eyes in shame.
他羞愧地垂下了眼睛。
Not this
He cast down it.
Use this
He cast it down.
短语动词'cast down'是可分离的，当宾语是代词时，必须放在动词和介词之间。错误地将代词宾语放在介词后不符合英语语法规则。
Not this
The store cast down the prices.
Use this
The store cut down / reduced the prices.
中文'降低'可用于价格，但英语中'cast down'不表示'降低价格'这一抽象含义。表示价格降低应使用'cut down'或'reduce'等动词。
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页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.