aggressive

/əˈɡresɪv/ (bre, ipa) · /əˈɡresɪv/ (ame, ipa) · /ə-ˈgre-siv/ (ame, mw)

aggressive — 形容詞

1. ready to threaten, hurt, or fight people because of strong anger.

1.形容詞B2
釋義

好鬥的

易發怒且可能動手的

ready to threaten, hurt, or fight people because of strong anger.

例句

The customer became aggressive when the clerk refused a cash refund.

店員拒絕退現後,那名顧客就變得很有攻擊性。

become aggressive when challenged

The horse grew aggressive toward strangers near the stable gate.

那匹馬在馬廄門口對陌生人變得很好鬥。

pattern: aggressive toward [person]

同義詞
  • hostile

    slightly broader; can describe unfriendly feelings without physical attack

  • threatening

    focuses on making others feel in danger

  • combative

    more formal; often about being ready to argue or fight

反義詞
  • calm

    not angry or ready to attack

  • friendly

    showing warmth rather than hostility

文法句型

be aggressive toward [person]

be aggressive with [person]

用法筆記

Often used with toward or with when naming the target of the anger. Distinguish from sense 2: this sense is about hostility to people, not a forceful plan for success.

常見錯誤

The puppy was aggressive for the mailman.
The puppy was aggressive toward the mailman.
💡this sense usually takes toward when you name the person or animal receiving the hostility.

2. using bold, strong action to gain success or an advantage over others.

2.形容詞C1
釋義

強勢的

為求成功而主動強硬的

using bold, strong action to gain success or an advantage over others.

例句

The startup used aggressive pricing to win buyers before summer.

那家新創公司在夏天前用強勢的定價來搶客。

collocation: aggressive pricing

At the meeting, the manager demanded an aggressive plan for the first quarter.

在會議上,經理要求提出第一季的強勢計畫。

同義詞
  • forceful

    neutral-to-negative; stresses strong action

  • assertive

    less negative; clear and confident without necessarily pushing too hard

  • pushy

    more informal and more critical than aggressive

  • ambitious

    focuses on wanting success, not on the strong method used

反義詞
  • cautious

    careful and not willing to push hard

  • passive

    not taking strong action to get results

文法句型

be aggressive in [activity]

aggressive + campaign / pricing / strategy

用法筆記

Often used for plans, campaigns, pricing, and sales methods. It can sound slightly negative, suggesting someone pushes harder than people expect. Distinguish from sense 1: this sense is about drive for results, not open anger.

常見錯誤

The company was aggressive to enter Brazil.
The company was aggressive in entering Brazil.
💡this sense often uses aggressive in doing something for a forceful business move.

3. used for a disease that advances fast and becomes hard to control.

3.形容詞C2
釋義

進展快的

病勢快且難控制的

used for a disease that advances fast and becomes hard to control.

例句

Tests showed that Leila had an aggressive form of bone cancer.

檢查顯示,瑪雅罹患的是一種惡性的骨癌。

aggressive + cancer / tumor / disease

After the fever rose, doctors called the infection aggressive and started treatment that night.

發燒升高後,醫師認定這是進展很快的感染,當晚就開始治療。

同義詞
  • fast-growing

    emphasizes speed of growth, especially with tumors

  • severe

    broader; may describe seriousness without the idea of rapid spread

  • virulent

    more technical; especially for infections or diseases that are very harmful

反義詞

文法句型

aggressive + cancer / tumor / disease

用法筆記

Usually appears before nouns like cancer, tumor, disease, or infection. It describes the illness itself. Distinguish from sense 4, which describes the strength of the treatment.

常見錯誤

The doctor chose aggressive cancer for her.
The doctor said she had aggressive cancer.
💡this sense describes the disease, not the doctor's action.

4. used for medical care that uses powerful methods despite serious side effects.

4.形容詞C2
釋義

強力的

為重症採用強力療法

used for medical care that uses powerful methods despite serious side effects.

例句

Doctors recommended aggressive treatment after the scan showed cancer in both lungs.

掃描顯示兩側肺部都有癌細胞後,醫師建議採取積極治療。

aggressive treatment / therapy

Her family agreed to aggressive chemotherapy before the disease reached the brain.

在疾病擴散到腦部前,她的家人同意接受強力化療。

同義詞
  • intensive

    common in medicine; stresses close and strong medical action

  • radical

    suggests very strong treatment, often with major consequences

  • strong

    plain-language choice; less technical than intensive

反義詞

文法句型

aggressive + treatment / therapy / surgery

用法筆記

Usually modifies treatment, therapy, surgery, or chemotherapy. The focus is the doctor's strong response and its risks, not the speed of the disease in sense 3.

常見錯誤

She received aggressive because the cancer spread quickly.
She received aggressive treatment because the cancer spread quickly.
💡this sense usually appears before a treatment noun.