adverse
01
不利な, 反対の
against someone or something's advantage
例
The adverse effects of smoking on health are well-documented.
喫煙の健康への悪影響は十分に立証されています。
02
逆の, 対向する
moving in an opposing direction
例
The sailors were constantly hindered by adverse winds, which delayed their voyage by days.
船員たちは常に逆の風に妨げられ、それが彼らの航海を数日遅らせた。
