🔍 牛津詞典
🔍 朗文詞典
🔍 劍橋詞典
🔍 柯林斯詞典
🔍 麥美倫詞典 🎯
🔍 韋氏詞典

檢索以下詞典：
(Mr. Ng 不推薦使用 Google 翻譯！)
最近搜尋：
TOEFL IELTS BNC: 4667 COCA: 5657
useless
★
★
adjective /ˈjuːsləs/
  1. useless objects have no purpose or cannot do what they were designed to do 无用的；无效的

    This technology is useless if you can't operate it. 如果你不能操作这项技术，它就没用了。

    Why do you keep this completely useless umbrella? 你为什么还留着这把毫无用处的雨伞呢？

    prove useless :

    Most of his inventions proved useless. 他的大多数发明证明并无用处。

     Synonyms and related words
    Not effective or useful and not working correctly: useless, ineffective, inefficient...
    1. a.
      useless activities are not effective in achieving the purpose that they were intended to achieve （活动）未达到目的的，没有成效的

      Will's parents think acting is a useless profession. 威尔的父母认为表演是个一无是处的职业。

      it's useless trying to do something :

      It's useless trying to talk to her because she never listens. 想跟她说话是白费口舌，因为她从来就不听。

       Synonyms and related words
      Not effective or useful and not working correctly: useless, ineffective, inefficient...
    2. b.
      if someone is useless, they are not any help to you or are not capable of achieving anything （某人）帮不上忙的，做不成事的，无能的

      Don't ask Geoff – he's useless! 不要问杰夫，他帮不了忙！

      useless at something (=very bad at it) 做某事非常差劲的 :

      I'm useless at cooking. 我的烹调手艺非常差劲。

       Synonyms and related words
      Not effective or useful and not working correctly: useless, ineffective, inefficient...
    3. c.
      a part of your body or mind that is useless cannot be used because of an illness or injury （身体一部分或心智因有病或受到损害而）丧失功能的

      Since the stroke, my left arm has been useless. 中风以来，我的左臂已经丧失了功能。

       Synonyms and related words
      Not effective or useful and not working correctly: useless, ineffective, inefficient...

derived words

uselessly

adverb
 Synonyms and related words
Not effective or useful and not working correctly: useless, ineffective, inefficient...

uselessness

noun [U]
 Synonyms and related words
Disadvantages: disadvantage, handicap, limitation...
TOEFL IELTS BNC: 4667 COCA: 5657
useless

adjective¹

 1of no use無用VERBS | ADVERB | PREPOSITION VERBS➤be, feel, prove無用；感到徒勞；證明無用◇Her efforts to avoid him proved useless.她怎麼也躲不開他。➤become變得無用▸➤leave sth, make sth, render sth使⋯無用◇The condition rendered her legs virtually useless.這種病使她的雙腿幾乎喪失了功能。ADVERB➤absolutely, completely, entirely, quite, totally, utterly, wholly (especially BrE) 毫無用處；完全用不上▸➤worse than幫倒忙◇A computer program with too many icons is worse than useless.一個圖標太多的計算機程序還不如沒有。➤all but, almost, nearly, practically, virtually差不多無用；實際上無用▸➤largely, mostly基本上無用➤basically, essentially根本無用▸➤fairly, pretty, rather相當無用➤seemingly好像無用▸➤equally同樣無用◇There are two manuals, both of them equally useless.有兩本說明書，都沒有什麼用處。PREPOSITION➤as作為⋯沒有用◇A candle is practically useless as a light source.以蠟燭作為光源實際上沒什麼用。➤for對⋯沒有用◇The land is useless for cattle.這塊地養牛可不行。➤in在⋯方面無效◇This drug is useless in the treatment of patients with AIDS.這種藥對艾滋病患者毫無療效。➤to對⋯無用◇The information was useless to him.這一信息對他毫無用處。
useless

adjective²

 2 (informal) weak/not successful差勁；無能VERBS | ADVERB | PREPOSITION VERBS➤be差勁ADVERB➤absolutely, completely差勁透頂；一無是處▸➤pretty很差勁PREPOSITION➤at不擅長⋯◇I'm pretty useless at this job.這種工作我一竅不通。
TOEFL IELTS BNC: 4667 COCA: 5657
useless adj.
⇨ useless (useless to protest) ⇨ incompetent (useless at French) useless

adjective

useless ♦︎ in vain ♦︎ pointless ♦︎ futile ♦︎ hopeless ♦︎ fruitless ♦︎ vain ♦︎ unusableThese words all describe sth which has no purpose or does not achieve what you want. 这些词均表示无用的、无效的、徒劳的。PATTERNS AND COLLOCATIONS 句型和搭配◆to be useless / pointless / futile / hopeless / fruitless / vain to do sth◆to be useless / pointless doing sth◆a useless / pointless / futile / fruitless exercise◆a futile / hopeless / fruitless / vain attempt◆a futile / fruitless / vain effort◆a hopeless / fruitless / vain task◆a futile / hopeless / fruitless / vain search◆largely useless / in vain / pointless / futile / hopeless / fruitless / vain◆seemingly useless / in vain / pointless / futile / hopeless◆completely useless / pointless / futile / hopeless / unusable◆utterly useless / pointless / futile / hopeless■ useless not useful; not doing or achieving what is needed or wanted 无用的；无效的；无价值的◆This pen is useless.这支笔没用了。◆He knew it was useless to protest.他知道抗议是徒劳的。◆It's useless worrying about it.为这事担心无济于事。◆The letter is useless as evidence.这封信作为证据毫无价值。◆The land is useless for cattle.这块地根本不能用来牧牛。◆The drug is useless in the treatment of patients with AIDS.这种药对治疗艾滋病人无效。◆The information was useless to him.这条信息对他来说没有价值。◆The quality ranged from acceptable to worse than useless.质量从尚可到非常糟糕不等。OPP useful ⇨ useful , valuable ⇨ valuable 2 ▸ uselessly

adverb

◆The sail flapped uselessly.帆摆动着，却不起作用。■ in ˈvain

idiom

 (written) not achieving what is needed or wanted; without success 徒劳无功；白费力气◆All their efforts were in vain.他们的所有努力都付诸东流了。◆They tried in vain to persuade her to go.他们极力劝说她去，但枉费了一番口舌。◆She waited in vain for her son to return.她等着儿子归来，但空等了一场。■ pointless having no purpose; not worth doing because there is no hope of success 无意义的；无目标的；不值得做的◆Trying to foresee the future is a pointless exercise.试图预测未来是毫无意义的事。◆It would be pointless for both of you to work on the same thing.你们俩做同一件事是毫无意义的。◆I knew it was pointless expecting him to change his mind.我知道指望他改变主意是徒劳的。OPP worthwhile ⇨ valuable 2 ▸ pointlessly

adverb

◆He would argue pointlessly with his parents.他会无谓地和父母争论。■ futile ˈfjuːtaɪl; NAmE ˈfjuːtl (rather formal) ending in failure; having no effect or purpose 徒然的；徒劳的；无效的◆It was a futile gesture as the real damage had already been done.都已经造成真正的伤害了，做出那种姿态也是枉然。◆Their efforts to revive him were futile.他们努力使他苏醒，但失败了。▸ futility fjuːˈtɪləti

noun

 [uncountable] ◆a sense of futility徒劳感◆the futility of war战争的徒然无益■ hopeless with no hope of success, improvement or of producing useful results 没有成功（或改善）希望的；无望的◆It's hopeless trying to convince her.想说服她简直是徒劳。◆Most students are making good progress, but Michael is a hopeless case.大多数学生都很有进步，唯有迈克尔不可救药。OPP hopeful ⇨ promising ■ fruitless (rather formal) producing no useful results 没有成果的；无成效的；徒然的◆He returned home after weeks of fruitless negotiations.他在进行了数星期毫无成果的谈判后回家了。◆The search proved fruitless.搜查最后只是徒劳。OPP fruitful ⇨ productive ■ vain [usually before noun] (written) not producing the result you want 徒劳的；枉然的；无结果的◆I knocked loudly in the vain hope that someone might answer.我敲门敲得很响，希望有人应声，却是徒然。■ unusable ˌʌnˈjuːzəbl [not usually before noun] in such a bad condition or of such low quality that it cannot be used （破得或差得）不能使用，破烂不堪◆The damage rendered the building unusable.这次破坏使得这栋建筑已无法使用。◆The plutonium is unusable for anything until it is reprocessed.钚这种物质需要经过处理后方可使用。OPP usable ⇨ useful

👨🏻‍🏫 Mr. Ng 麥美倫詞典 📚 – macmillan.mister5️⃣.net
切換為繁體中文
Site Uptime