untiring
🇺🇸
/ʌnˈtaɪərɪŋ/
🇬🇧
/ʌnˈtaɪərɪŋ/
adjective
R
working hard and not getting tired easily
The teacher was untiring in her efforts to help every student succeed.
老師在幫助每個學生取得成功的過程中不知疲倦。
translation
不懈