鋭敏

1. Origins, structure, and basic meaning

• Structure: 鋭敏 is read as えいびん and describes a sense or response as acute and sensitive.
• Basic usage: Use 鋭敏な before a sense or faculty and 鋭敏に to describe the manner of responding.

2. Common pitfalls and similar expressions

• An acute sense
  • 鋭敏な嗅覚 is a sense of smell capable of detecting scents with high sensitivity. Example: その犬は鋭敏な嗅覚で隠した布を見つけました。
• A sensitive response
  • 変化に鋭敏に反応する means to react quickly and sensitively to a change. Example: 彼女は空気の変化に鋭敏に反応します。