rigorous adjective (CAREFUL)
詞庫:同義詞和關聯詞
rigorous adjective (SEVERE)
rigorously
adverb uk
/ˈrɪɡ.ər.əs.li/ us
/ˈrɪɡ.ɚ.əs.li/
(rigorous在劍橋高級學習詞典和同義詞詞典的解釋 ©劍橋大學出版社)