weak

音標(biāo)發(fā)音

• 英式音標(biāo) [wi?k]
• 美式音標(biāo) [wi?k]
• 國際音標(biāo) [wi:k]
• 英式發(fā)音
• 美式發(fā)音

基本解釋

• adj.弱的；虛弱的；無力的；差的；淡薄的

詞源解說

• 直接源自古斯堪的那維亞語的veikr，意為虛弱的。

同根派生

• adj性質(zhì)的同根詞

  weakling：虛弱的；懦弱的。

  weakly：虛弱的；軟弱的。

• adv性質(zhì)的同根詞

  weakly：虛弱地；無力地；軟弱地；有病地。

• n性質(zhì)的同根詞

  weakness：弱點(diǎn)；軟弱；嗜好。

  weakling：虛弱的人；懦怯者。

  weakener：減光板；削弱器。

• vi性質(zhì)的同根詞

  weaken：變?nèi)?；畏縮；變軟弱。

• vt性質(zhì)的同根詞

  weaken：減少；使變?nèi)酰皇棺兊?/dd>

• weak相關(guān)詞

用法辨析

adj. (形容詞)

• weak的基本意思是“弱的,無力的”,用于人可修飾人體或人體的某個(gè)器官,也可修飾人的意志。用于物時(shí)可指某物的性能不好,即“功能不佳的”,也可指某物在理論上讓人無法信服,即“無說服力的,無力的”。weak還可指“稀的,稀釋的”“未達(dá)高標(biāo)準(zhǔn)的”。
• weak在句中可用作表語,也可用作定語。用作定語時(shí),其后可接具體名詞或抽象名詞,作表語時(shí),其后可接介詞短語、動(dòng)詞不定式或that從句。

• weak使用方法
• weak詳細(xì)辨析

英漢例句

用作形容詞 (adj.)

用作定語: ～+ n.

• She spoke in a weak voice.
  她有氣無力地說話。

用作表語: S+be+～

• Her pulse is weak; she must be very ill.
  她的脈搏微弱,必定病得很厲害。

S+be+～+ prep .-phrase

• She was weak from a long illness.
  她因長(zhǎng)期生病而十分虛弱。

S+be+too ～+to- v

• The flu victim was too weak to walk.
  這位流感病人虛弱得連路都走不動(dòng)。

S+be+～+that-clause

• The teacher's so weak that the children do what they like.
  這老師太軟弱了,孩子們因此可以為所欲為。

• weak更多例句

詞組短語

用作形容詞 (adj.)

～+名詞

• weak answer 缺乏說服力的回答
• weak character 優(yōu)柔寡斷的性格
• weak coffee 淡咖啡
• weak constitution 虛弱的體質(zhì)
• weak defence 不牢固的防御工事

• weak更多詞組

英英字典

劍橋英英字典

• (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劍橋字典
• weak柯林斯字典

專業(yè)釋義

經(jīng)濟(jì)學(xué)

• 疲軟的
• 松軟的

數(shù)學(xué)

• 弱的

化學(xué)

• (酸、堿等)低濃度的

能源科學(xué)技術(shù)

• 貧油的

語言學(xué)

• 非重音的，弱讀的，弱重音的

藝術(shù)學(xué)

• 弱的
• 詩句末尾的重音加于(介詞等)本非重讀的詞的

物理學(xué)

• 弱的

攝影

• (底片)反差小的；襯度弱的；不夠濃度的，薄的

醫(yī)藥科學(xué)

• 虛弱的