rigorous (厳格な): The training program is quite rigorous. (そのトレーニングプログラムはかなり厳格です) - 試験に出る! 英単語検索辞書

rigorous (厳格な): The training program is quite rigorous. (そのトレーニングプログラムはかなり厳格です)

The training program is quite rigorous.