challengingとは 意味・定義・例文
Adjective 形容詞
ちャリンじング US /ˈʧælənʤɪŋ/ UK /ˈʧælɪnʤɪŋ/
1. difficult and tough to deal with, but often interesting and enjoyable
やりがいのある; 過酷な
Firefighters are working in really challenging heat conditions.