1
lack + noun
lack 是及物动词，直接接宾语，无需介词。
He lacks experience.
他缺乏经验。
缺少；没有
先理解核心含义，再看它在真实句子里的用法。
缺少；没有
To be without something; to not have it.
He lacks experience.
他缺乏经验。
没有；缺乏；需要。
To be without, not to have, to need, to require.
缺少；不足。
To be short (of or for something).
缺乏
be without
疏忽；未加防备。
To be off one's guard.
lack
Base
原形
lacks
3rd person
第三人称单数
lacking
-ing
现在分词
lacked
Past
过去式
lacked
Past participle
过去分词
They lack sufficient evidence.
他们缺乏足够的证据。
He lacked the courage to speak up.
他缺乏勇气说出来。
She has lacked motivation since last year.
自去年以来，她一直缺乏动力。
He lacks confidence in his abilities.
他缺乏对自己能力的信心。
AI contextual example
The project lacked proper funding.
这个项目缺乏适当的资金。
AI contextual example
She is lacking experience for the job.
她缺乏这份工作的经验。
AI contextual example
This soup lacks salt
这汤缺盐。
WordNet
lack 是及物动词，直接接宾语，无需介词。
He lacks experience.
他缺乏经验。
She lacks the confidence to speak in public.
她缺乏在公众面前发言的信心。
Not this
He lacks of experience.
Use this
He lacks experience.
lack是及物动词，直接接宾语，不需要加介词of。
Not this
He is lack experience.
Use this
He lacks experience.
lack作为动词时，主语直接加lack加宾语，不需要be动词。若要用形容词形式，应为be lacking in。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
缺乏经验
He lacks experience in managing large teams.
他在管理大型团队方面缺乏经验。
缺乏信心
She lacks confidence in her own abilities.
她对自己的能力缺乏信心。
缺乏资源
The project lacked the necessary resources to succeed.
该项目缺乏成功所需的必要资源。
缺乏证据
The police lacked evidence to charge him.
警方缺乏证据指控他。
缺乏理解
Many people lack understanding of the new policy.
许多人对新政策缺乏理解。
缺乏支持
The proposal lacked support from the board.
该提案缺乏董事会的支持。
应有尽有
The children in that family lack for nothing.
那个家庭的孩子应有尽有。
不乏
There is no lack of opportunities for those who seek them.
对于那些寻求机会的人来说，不乏机会。
缺乏
The project failed due to a lack of funding.
该项目因缺乏资金而失败。
贪婪，因为没有更好的词，是好的。
She lacks the confidence to speak in public.
她缺乏在公共场合发言的信心。
Use lack naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
把'lack'想象成'落空'，缺少东西，心里空落落的。
动词'lack'表示'缺乏'，常用于正式或书面语，也在日常口语中出现，属于中性偏正式的表达。
All these words share the -ack spelling and rhyme with /læk/ (same vowel and final consonant). The initial consonants differ.
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.