intrepid

Compared meaning: not afraid to face danger (adjective).

比较义项：形容人不畏惧危险、勇于冒险或不顾后果的性格（形容词）。

• bold

  Describes confident, daring action or character, often in decisions or style, without focusing on physical danger; can apply to non-dangerous situations like fashion or business, and carries a positive, admiring tone.

  形容自信、敢于行动的性格或举动，常用于决定或风格方面，不一定涉及人身危险；也可用于时尚、商业等非危险情境，带有正面、赞赏的语气。

  She wore a bold red dress that turned heads at the party.

  她穿了一条大胆的红色裙子，在派对上引人注目。

• reckless

  Means acting without regard for danger or consequences, showing poor judgment; strongly negative, often used to criticize careless behavior like dangerous driving or irresponsible spending.

  指不顾危险或后果地行事，判断力差；带强烈贬义，常用于批评鲁莽的行为，如危险驾驶或不负责任的花钱方式。

  Ignoring every warning, he drove at reckless speed through the storm.

  他不顾一切警告，以鲁莽的速度冲进暴风雨。

• fearless

  Emphasizes a complete absence of fear when facing danger, describing brave character or actions; positive and admiring, often used for people confronting real physical threats.

  强调面对危险时完全没有恐惧，形容勇敢的性格或行为；带正面、令人钦佩的语气，常用于描述直面真实人身威胁的人。

  As a fearless leader, she stood up to the corrupt regime alone.

  作为一位无畏的领袖，她独自挺身对抗腐败政权。

• intrepid 本词

  A more formal, literary word for someone who shows no fear facing danger or hardship, especially in adventure or exploration; slightly old-fashioned and used to praise bold explorers or travelers.

  是更正式、文学化的说法，形容面对危险或困难毫不畏惧的人，尤其用于冒险或探险场景；语气略显古雅，常用来称赞勇敢的探险家或旅行者。

  The intrepid climbers pressed on despite the freezing winds and thin air.

  这些无畏的登山者不顾刺骨寒风和稀薄空气，继续前进。

Bold, reckless, fearless, and intrepid all describe facing danger, but tone differs. Bold and fearless are positive, showing confidence; fearless stresses a complete absence of fear facing danger. Intrepid is formal and literary, praising brave explorers. Reckless is negative, meaning acting without regard for danger.

这几个词都表示面对危险敢作敢为，但语气和评价色彩不同：bold、fearless、intrepid通常带褒义，强调勇敢和自信；reckless则带贬义，强调不顾后果、鲁莽草率。