苏州皮带输送线:lack的用法

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.

lack
[lAk]
n.缺乏, 短缺的东西
vt.缺乏, 没有, 需要
vi.缺乏, 没有

need require want
fill

lack
中古英语lac<印欧语词于leg滴，漏
[lAk]
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。"
It was lack of current capital that defeated their business.
"因为缺少流动资本,他们的企业才告失败。"
Serious lack of circulating fund forced the closure of the company.
公司因缺严重乏流动资金而被迫关闭。

lack
vt
缺乏；不足；没有
He lacks courage.
他缺乏勇气。
Owing to lack of time, we cannot do more than what we have done.
由于时间不够，我们只能做到这样。
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。"
短少；不足；需要
Something is lacking.
缺少点什么东西。
Is she lacking in courage?
她缺乏勇气吗?

need require want
fill

lack
[lAk]
n.
缺乏; 不足
缺少[需要]的东西
lack of rest
缺乏休息

lack
vi.
缺乏[少]; 没有
She is lacking in responsibility.
她不够负责任。
lack
vt.
缺乏[少], 没有
需要
A coward lacks courage.
怯懦者缺乏勇气。
What do you lack ?
你要买点什么?

for [by, from, through] lack of
因缺乏...; 因无...
no lack of
不缺乏, 很多
supply the lack
补缺
lack in
在...缺少[不足]

oxygen lack
氧不足; 缺氧
lack of alignment
准线偏斜, 中心线偏斜, 未对准
lack of appetite
食欲不振
lack of demand
需要不足
lack of filling power
(木器漆)塌渗; 瘪瘦; 枯瘦(漆膜丰满度差)
lack of focus
不清楚, 聚焦不良
lack of fuel oil signal lamp
缺燃料油信号灯
lack of fusion
未熔合
lack of homogeneity
无均匀性, 均匀性差
lack of necessities
生活必需品缺乏
lack of packing
缺少包装
lack of penetration
未焊透, 未熔穿
lack of proportion
比例失调
lack of resolution
清晰度欠佳, 析象力不足, 鉴别力损耗
lack of time
缺乏时间
lack of true colour rendering
彩色重现不真实
lack of uniformity
均匀性[均衡性, 平衡性]不足[差]

lack
AHD:[l瞜]
D.J.:[l#k]
K.K.:[l#k]
n.
A deficiency or an absence:
a lack of money.
Something needed or wanted.
lack
v.
lacked; lack.ing; lacks;
lack
v.tr.
To be entirely without or have very little of.
To be in need of.
lack
v.intr.
To be wanting or deficient:
You will not be lacking in support from me.
To be in need of something:
I lacked for nothing.

Middle English
perhaps fromMiddle Dutch lac[ deficiency, fault ]
lack want needThese verbs mean to be without something, especially something that is necessary or desirable. <SKW> Lackemphasizes the absence of the thing in question or the inadequacy of its supply:
She lacks the money to buy new shoes.
The plant died because it lacked moisture.
What he lacks in courage he compensates for in bravado. <SKW>Want and need stress the urgent necessity for filling a void or remedying an inadequacy:
揌er pens were uniformly bad and wanted fixing?Bret Harte).
I need help.
The garden needs care.
揙nly when he has ceased to need things can a man truly be his own master and so really exist?Anwar el-Sadat).

As an intransitive verb in the sense 搕o be wanting or deficient,? lack is used chiefly in the present participle with in:
You will not be lacking in support from me.In the sense 搕o be in need of something?it is often used with for:
揑n the terrible, beautiful age of my prime,/I lacked for sweet linen but never for time?E.B. White).

lack
AHD:[l瞜]
D.J.:[l#k]
K.K.:[l#k]
n.
A deficiency or an absence:
缺乏或没有：
a lack of money.
缺乏金钱
Something needed or wanted.
欠缺的事物缺乏或寻求的某物
lack
v.
lacked; lack.ing; lacks;
lack
v.tr.
To be entirely without or have very little of.
缺乏根本就没有或仅有一点
To be in need of.
需要
lack
v.intr.
To be wanting or deficient:
缺乏处于匮乏或不足状态：
You will not be lacking in support from me.
你将得到我的帮助
To be in need of something:
需要需要某物：
I lacked for nothing.
我不需要任何东西

Middle English
中古英语
perhaps fromMiddle Dutch lac[ deficiency, fault ]
可能源自中古荷兰语 lac[ 缺乏，缺陷 ]
lack want needThese verbs mean to be without something, especially something that is necessary or desirable. Lackemphasizes the absence of the thing in question or the inadequacy of its supply:
She lacks the money to buy new shoes.
她没钱买新鞋。
The plant died because it lacked moisture.
这株植物因为缺乏水分而死。
What he lacks in courage he compensates for in bravado. Want and need stress the urgent necessity for filling a void or remedying an inadequacy:
他用虚张声势来弥补自己勇气的匮乏。<SKW>Want和 need强调的是填补空白或弥补不足的迫切性：
揌er pens were uniformly bad and wanted fixing?Bret Harte).
“她的钢笔都坏了，需要修理”（布莱特·哈特）。
I need help.
我需要帮助。
The garden needs care.
花园需要人照管。
揙nly when he has ceased to need things can a man truly be his own master and so really exist?Anwar el-Sadat).
“只有当一个人惭惭地对外物无所求时，他才可能成为他自己真正的主人并因此而真实地存在”（安瓦尔·埃尔·萨达特）

As an intransitive verb in the sense 搕o be wanting or deficient,? lack is used chiefly in the present participle with in:
作为一个不及物动词，用于“缺乏或缺少”之意的 lack主要和in一起用于现在分词中：
You will not be lacking in support from me.In the sense 搕o be in need of something?it is often used with for:
你会得到我的帮助。当意思是“需要某物”时，它经常与for连用：
揑n the terrible, beautiful age of my prime,/I lacked for sweet linen but never for time?E.B. White).
“在我可怕而又美丽的壮年岁月中，／我需要的是亚麻布而从来不是时间”（E．B．怀特）

lack sth. 缺少......