lack的意思

vt. 缺乏，缺少；需要的東西；

n. 缺乏，不足，沒有；缺少的東西；

lack的用法

一、lack用作名詞 表示 “不足”。 通常用 “l(fā)ack+of＋名詞”。

①A deficiency or an absence: 缺乏或沒有；

②Something needed or wanted. 欠缺的事物：缺乏或?qū)で蟮哪澄?/p>

a lack of money. 缺乏金錢

Her only problem is lack of confidence.Lack of sleep had made him irritable.If he fails it won't be for/through lack of effort (= he has certainly tried).We won't be going on holiday this year - lack of funds, I'm afraid.He can’t endure the lack of food. 沒有食物，他再也堅持不下去了。

二、lack用作及物動詞表示 缺乏；不足；沒有

①To be entirely without or have very little of.缺乏：根本就沒有或僅有一點

②To be in need of.需要

He just lacks a little confidence.What we lack in this house is space to store things.She lacks patience in dealing with children. （與孩子打交道她缺少耐心。）

We are lacking three members of staff due to illness.(注：說lack不用于進行時是站不住腳的)

三、lack用作不及物動詞 還可作“缺乏，短少；不足；需要。常用進行時

①To be wanting or deficient:缺乏：處于匱乏或不足狀態(tài)：

You will not be lacking in support from me.你將得到我的幫助

（注：這里把lacking處理為vi.，并沒有作為adj.來得簡單）

②To be in need of something:需要：需要某物：

I lacked for nothing.我不需要任何東西

She does not lack for friends.

They lacked for nothing.他們無所需求（應(yīng)有盡有）。

lack 構(gòu)成的短語即常用短語和結(jié)構(gòu)

be lacking:欠缺、缺：

be lacking in缺乏（某種品質(zhì)、特點等）,不夠

lack for 缺（多用于否定句）

Lack+of＋名詞： The plants died for lack of water.

Lack+名詞： We lack the strength to walk any further.

短語：

be lacking:欠缺、缺： Money was lacking to complete the building.

Be lacking in缺乏（某種品質(zhì)、特點等）,不夠： He is not lacking in intelligence.

Lack for 缺（多用于否定句） She does not lack for friends

lack的用法例句

1. Lack of exercise can lead to feelings of depression and exhaustion.

缺乏鍛煉會導(dǎo)致抑郁和疲勞。

2. Despite his lack of experience, he got the job.

他雖然經(jīng)驗不足，但還是獲得了這份工作。

3. There's a lack of fussiness about the way he works.

他工作時不會過分注重細節(jié)。

4. She wrinkled her nose, piqued by his total lack of enthusiasm.

她皺皺鼻子，為他毫無熱情而感到不快。

5. There's always a lack of consistency in matters of foreign policy.

外交政策總是缺乏連貫性。

6. Despite its lack of formal power the nobility was not powerless.

盡管沒有正式的權(quán)力，貴族階層并非沒有權(quán)勢。