weak

音标发音

• 英式音标 [wiːk]
• 美式音标 [wiːk]
• 国际音标 [wi:k]
• 英式发音
• 美式发音

基本解释

• adj.弱的；虚弱的；无力的；差的；淡薄的

词源解说

• 直接源自古斯堪的那维亚语的veikr，意为虚弱的。

同根派生

• adj性质的同根词

  weakling：虚弱的；懦弱的。

  weakly：虚弱的；软弱的。

• adv性质的同根词

  weakly：虚弱地；无力地；软弱地；有病地。

• n性质的同根词

  weakness：弱点；软弱；嗜好。

  weakling：虚弱的人；懦怯者。

  weakener：减光板；削弱器。

• vi性质的同根词

  weaken：变弱；畏缩；变软弱。

• vt性质的同根词

  weaken：减少；使变弱；使变淡。

• weak相关词

用法辨析

adj. (形容词)

• weak的基本意思是“弱的,无力的”,用于人可修饰人体或人体的某个器官,也可修饰人的意志。用于物时可指某物的性能不好,即“功能不佳的”,也可指某物在理论上让人无法信服,即“无说服力的,无力的”。weak还可指“稀的,稀释的”“未达高标准的”。
• weak在句中可用作表语,也可用作定语。用作定语时,其后可接具体名词或抽象名词,作表语时,其后可接介词短语、动词不定式或that从句。

• weak使用方法
• weak详细辨析

英汉例句

用作形容词 (adj.)

用作定语: ～+ n.

• She spoke in a weak voice.
  她有气无力地说话。

用作表语: S+be+～

• Her pulse is weak; she must be very ill.
  她的脉搏微弱,必定病得很厉害。

S+be+～+ prep .-phrase

• She was weak from a long illness.
  她因长期生病而十分虚弱。

S+be+too ～+to- v

• The flu victim was too weak to walk.
  这位流感病人虚弱得连路都走不动。

S+be+～+that-clause

• The teacher's so weak that the children do what they like.
  这老师太软弱了,孩子们因此可以为所欲为。

• weak更多例句

词组短语

用作形容词 (adj.)

～+名词

• weak answer 缺乏说服力的回答
• weak character 优柔寡断的性格
• weak coffee 淡咖啡
• weak constitution 虚弱的体质
• weak defence 不牢固的防御工事

• weak更多词组

英英字典

剑桥英英字典

• (NOT STRONG) not physically strong
• (NOT GOOD) not good enough, especially in ability, skill, or quality
• (CHIN) A weak chin is small and does not stick out from the face.

柯林斯英英字典

• If someone is weak, they are not healthy or do not have good muscles, so that they cannot move quickly or carry heavy things.
• weakly
• If someone has an organ or sense that is weak, it is not very effective or powerful, or is likely to fail.
• If you describe someone as weak, you mean that they are not very confident or determined, so that they are often frightened or worried, or easily influenced by other people.
• weakness
• If you describe someone's voice or smile as weak, you mean that it not very loud or big, suggesting that the person lacks confidence, enthusiasm, or physical strength.
• weakly
• If an object or surface is weak, it breaks easily and cannot support a lot of weight or resist a lot of strain.
• A weak physical force does not have much power or intensity.
• weakly
• If individuals or groups are weak, they do not have any power or influence.
• The weak are people who are weak.
• weakness
• A weak government or leader does not have much control, and is not prepared or able to act firmly or severely.
• weakly
• If you describe something such a country's currency, economy, industry, or government as weak, you mean that it is not successful, and may be likely to fail or collapse.
• weakness
• If something such as an argument or case is weak, it is not convincing or there is little evidence to support it.
• weakly
• A weak drink, chemical, or drug contains very little of a particular substance, for example, because a lot of water has been added to it.
• Your weak points are the qualities or talents you do not possess, or the things you are not very good at.
• weakness
• &rarrsee also weakness

• weak剑桥字典
• weak柯林斯字典

专业释义

经济学

• 疲软的
• 松软的

数学

• 弱的

化学

• (酸、碱等)低浓度的

能源科学技术

• 贫油的

语言学

• 非重音的，弱读的，弱重音的

艺术学

• 弱的
• 诗句末尾的重音加于(介词等)本非重读的词的

物理学

• 弱的

摄影

• (底片)反差小的；衬度弱的；不够浓度的，薄的

医药科学

• 虚弱的