lack 的用法a lack of、be lacking in和lack for用法上有什么区别吗?尤其是lack of 和lack in 用法上的区别?最好给例句^^^

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lack 的用法a lack of、be lacking in和lack for用法上有什么区别吗?尤其是lack of 和lack in 用法上的区别?最好给例句^^^
lack 的用法
a lack of、be lacking in和lack for用法上有什么区别吗?
尤其是lack of 和lack in 用法上的区别?
最好给例句^^^

lack 的用法a lack of、be lacking in和lack for用法上有什么区别吗?尤其是lack of 和lack in 用法上的区别?最好给例句^^^
n.
(常与of连用)缺乏;需要
There is no lack of vegetable.
蔬菜不缺.
The lack of rain aggravated the serious lack of food.
"由于干旱少雨,缺粮问题更加严重."
vt.是及物动词,直接接所缺乏的东西就可以:
缺乏;不足;没有
He lacks courage.
他缺乏勇气.
Their actions lack consistency; they say one thing and do another.
"他们言行不一,说的是一回事,做的又是另一回事."
These photographs lack definition.You'd better have them taken again.
"这些照片不够清晰,你最好得重拍."
如果lack作动词时后面加in则必须是be lacking in这种形式:
Is she lacking in courage?
她缺乏勇气吗?
如果lack作动词时后面加for则通常用于否定句:
He lacks for nothing.

好像也可以当动词用 he lacks the ability.

Lack缺乏,没有
Lack+of+名词: The plants died for lack of water.
Lack+名词: We lack the strength to walk any further.
短语: be lacking:欠缺、缺: Money was lacking to complete the building.
Be lack...

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Lack缺乏,没有
Lack+of+名词: The plants died for lack of water.
Lack+名词: We lack the strength to walk any further.
短语: be lacking:欠缺、缺: Money was lacking to complete the building.
Be lacking in缺乏(某种品质、特点等),不够: He is not lacking in intelligence.
Lack for 缺(多用于否定句) She does not lack for friends.

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