treacherous

/ˈtretʃərəs/ (bre, ipa) · [trˈɛtʃɚəs] /ˈtretʃərəs/ (ame, ipa) · [trˈɛtʃɚəs] /ˈtre-chə-rəs How to pronounce treacherous (audio) ˈtrech-rəs/ (ame, mw)

treacherous — 形容詞

  • treacherouspositive
  • more treacherouscomparative
  • most treacheroussuperlative

1. describing a road, path, area of sea, or weather condition that looks safe but i

1.形容詞B2
釋義

險惡的

表面安全但實則充滿隱藏危險的

describing a road, path, area of sea, or weather condition that looks safe but is actually very dangerous because problems are hidden — for example, ice on a road, loose rocks on a slope, or a sudden storm at sea.

例句

The icy mountain path became treacherous after the snowfall, and Minh decided to turn back.

下雪之後，那條結冰的山路變得危險難行，Minh 決定折返。

Adisa warned the fishermen that the sea would be treacherous during the typhoon season.

Adisa 警告漁民，颱風季節期間海面會變得兇險難測。

collocation: treacherous sea / treacherous weather

同義詞
  • dangerous

    general word — treacherous adds the idea of hidden, deceptive risk

  • hazardous

    more formal, often used in official warnings or regulations

  • perilous

    literary or strong register — suggests immediate threat of harm

  • risky

    less extreme — implies chance of failure or danger, not certain hidden danger

反義詞
  • safe

    free from danger

  • secure

    stable and unlikely to cause harm

用法筆記

Most common with nouns describing routes (path, road, crossing), natural features (sea, river, cliff), and weather (ice, fog, storm).

2. acting against a person or group that had good reason to trust you, usually by s

2.形容詞B2
釋義

背叛的

欺騙信任自己的人，不忠誠的

acting against a person or group that had good reason to trust you, usually by secretly helping an enemy or working against their interests.

例句

The spy was arrested for passing treacherous information to a foreign government.

那名間諜因向外國政府傳遞背叛性的情報而被逮捕。

collocation: treacherous information

Inês felt betrayed when her so-called friend made a treacherous deal behind her back.

當 Inês 所謂的朋友在背後做了背叛她的交易時，她感到被出賣了。

同義詞
  • disloyal

    less extreme — can mean simply not supporting someone; treacherous implies active harm

  • unfaithful

    often used in romantic relationships

  • traitorous

    specifically about betraying a country or large group

  • deceitful

    focuses on lying rather than betrayal of trust

反義詞

用法筆記

Describes people, their actions, or their character — not the relationship. A person can be a treacherous ally; an action can be a treacherous act.

常見錯誤

❌He was treacherous to me.
✅He acted treacherously toward me.
💡Treacherous describes the person's character or action, not the direction of the feeling.