assiduously
adv. 刻苦地；不懈地
近义词：diligently，industriously，attentively，tirelessly，sedulously，unremittingly，persistently，
英英释义
Adverb
- with care and persistence;
"she worked assiduously on the senior thesis"
例句
- For five years he assiduously practised writing poetry, but when he was twenty-seven he turned definitely to fiction.他用了五年的时间，勤奋地写作诗歌，但在二十七岁时，毅然转向小说。