adj.勤勞的；勤奮的
I knew that he was an industrious man. 我知道他是一個勤勞的人。
The Chinese are industrious people. 中國人民是一個勤勞的民族。
The Chinese are an industrious people. 中國人是個勤奮的民族。
n.勤奮
adv.勤勉地；努力地
