active
音標(biāo)發(fā)音
- 英式音標(biāo) [??k.t?v]
- 美式音標(biāo) [??k.t?v]
- 國際音標(biāo) ['?ktiv]
- 英式發(fā)音
- 美式發(fā)音
基本解釋
- adj. 積極的；活躍的；主動的；有效的；現(xiàn)役的
- n. 主動語態(tài)；積極分子
詞源解說
- 14世紀(jì)中期進(jìn)入英語，直接源自拉丁語的activus，意為從事世間的活動。
詞根記憶
- act(行動) + ive(形容詞后綴)→積極的
同根派生
- adj性質(zhì)的同根詞
- activated：活性化的；活潑的。
- adv性質(zhì)的同根詞
- actively：積極地；活躍地。
- n性質(zhì)的同根詞
- action：行動；活動；功能；戰(zhàn)斗；情節(jié)。
- activity：活動；行動；活躍。
- act：行為，行動；法令，法案；（戲劇，歌劇的）一幕，段；裝腔作勢。
- actor：男演員；行動者；作用物。
- activation：[電子][物]激活；活化作用。
- activist：積極分子；激進(jìn)主義分子。
- activism：行動主義；激進(jìn)主義。
- activator：催化劑；[助劑]活化劑；[助劑]激活劑；觸媒劑。
- activeness：主觀能動性；活動積極性。
- activewear：運動服（等于activ ear）。
- v性質(zhì)的同根詞
- activated：使激活；使活動起來；有生氣（activate的過去分詞）。
- vi性質(zhì)的同根詞
- act：行動；扮演，充當(dāng)；表現(xiàn)，舉止；假裝，演戲；起作用，見效。
- activate：激活；有活力。
- vt性質(zhì)的同根詞
- act：扮演；裝作，舉動像。
- activate：刺激；使活動；使活潑；使產(chǎn)生放射性。
用法辨析
- active是由act派生的形容詞,基本意思是“活潑的,活躍的,積極的”,可指人(尤指小孩或年輕人)活潑,活躍,也可指人積極地從事某項活動,引申可表示人的頭腦靈活,做事情有效率,還可以表示“在活動中的”“在起作用的”“現(xiàn)行的”“現(xiàn)役的”。
- active在語法術(shù)語中可表示動詞的主動形式。
- active在句中主要用作定語,可修飾的范圍很廣,可以是人,也可以是物; 可以是具體名詞,也可以是抽象名詞。active在句中還可用作表語,偶爾也可用作賓語補(bǔ)足語。
- active作“起作用的”“主動的”解時,無比較級和最高級; 作其他意思解時,比較級和最高級是more active和most active。
adj. (形容詞)
英漢例句
- She is an active girl.
她是一位活潑的姑娘。 - Their children are well-fed, active and healthy.
他們的孩子都喂養(yǎng)得很好,活潑而又健康。 - I heard that he was active about some business .
我聽說他對某一生意非常熱心。 - He has been active as a television writer and journalist.
作為一個電視撰稿人和記者，他一直很活躍。 - He is ardently active for the object.
他執(zhí)著地追求那一目標(biāo)。 - I am as active as you in physical training.
我和你一樣積極參加體育鍛煉。 - Seeing him so active was a great encouragement.
看到他如此活躍真是一件令人鼓舞的事情。
用作形容詞 (adj.)
用作定語: ～+ n.
用作表語: S+be+～
S+be+～+about n./pron.
S+be+～+as n./pron.
S+be+～+for n./pron.
S+be+～+in n./pron./v -ing
用作賓語補(bǔ)足語: S+V+O+～
詞組短語
- active bank account 尚有存款的銀行戶頭
- active child 活潑的孩子
- active club member 活躍的俱樂部成員
- active coal mine 開采中的煤礦
- active communications satellite 尚能傳播信號的通訊衛(wèi)星
用作形容詞 (adj.)
～+名詞
英英字典
- (BUSY) busy with a particular activity
- (INVOLVED) involved in a particular activity
- (VOLCANO) An active volcano is one that might erupt (= throw out hot liquid rock or other matter) at any time.
- (GRAMMAR) An active verb or sentence is one in which the subject is the person or thing that performs the stated action.
- →? the active voice
- Someone who is active moves around a lot or does a lot of things.
- If you have an active mind or imagination, you are always thinking of new things.
- If someone is active in an organization, cause, or campaign, they do things for it rather than just giving it their support.
- actively
- Active is used to emphasize that someone is taking action in order to achieve something, rather than just hoping for it or achieving it in an indirect way.
- actively
- If you say that a person or animal is active in a particular place or at a particular time, you mean that they are performing their usual activities or performing a particular activity.
- An active volcano has erupted recently or is expected to erupt soon.
- An active substance has a chemical or biological effect on things.
- In grammar, the active or the active voice means the forms of a verb which are used when the subject refers to a person or thing that does something. For example, in "I saw her yesterday," the verb is in the active. Compare .
劍橋英英字典
柯林斯英英字典
專業(yè)釋義
- 有源
Those outside exciters create the active fields in space.
模型將外界刺激轉(zhuǎn)化為空間中的有源場。 - 現(xiàn)用
- 有效
- 主動
- 活動性
Conclusion The serum PCT level was not a reliable indicator in the diagnosis of active pulmonary tuberculosis.
結(jié)論血清PCT水平不是診斷活動性肺結(jié)核的可靠指標(biāo)。電子、通信與自動控制技術(shù)
- 有用的
- 活性的
- 活潑的
- 活化的
- 能動
The judge’s active role can be deeply analyzed from three aspects.
法官的能動性可以從三個層面進(jìn)行深入分析。 - 有為
Before the 20th century,stressing the "limited" of the government authority has been the main melody in Western constitutional government theory research and the practice-exploration,but the limited government's goal should be pursuing the balance between the "limited" and "active".
在20世紀(jì)以前,強(qiáng)調(diào)政府權(quán)力“有限”一直是西方憲政理論研究和實踐探索的主旋律,但是有限政府的目標(biāo)應(yīng)該是追求“有限”與“有為”二者的平衡。語言學(xué)
- 動態(tài)
Vocabulary is one of the three elements of languages. It is a dynamic and open system,and the most sensitive and active element in languages.
詞匯是語言的三大要素之一,是一個動態(tài)的開發(fā)系統(tǒng),是語言中最敏感、最活躍的因素。生物學(xué)
- 活性
Bamboo leaf flavone is an important active component of bamboo leaves，which has various medical efficacy.
竹葉 黃酮是 竹葉的重要活性成分，具有多種醫(yī)療功效。 - 活潑的
- 主動的
- (方形舞中的舞伴)往隊形下方移動的
- 仍有希望贏得全局的
- 質(zhì)子放射性
- 放射性的
- 現(xiàn)役的
- 有功的
- 獲利的；生息的；交易頻繁的
- 賦活用
- 主動的