laborious
勤劳───industrious;勤劳───industrious
She was an industrious and willing worker.───她是个勤劳肯干的工人。
Asia's development achievements today are the result of the persistent efforts of the industrious and talented Asian people.───亚洲今天的发展成就，是勤劳有才的亚洲人民不懈努力的结果。
Long before the use of machinery and fertilizers, industrious and creative farmers had already used different kinds of methods to increase crop yields.───早在使用机器和化肥之前，勤劳而富有创造力的农民就已经使用各种方法来提高作物产量。
youth is a dream, flying above the playing. run against the wind, the industrious sweat makes you to pursue steps.───青春是一种梦想，梦想在赛场上飞翔。迎风奔跑，辛勤的汗水化做你追求得脚步。
The Chinese have always been a great, courageous and industrious nation; it is only in modern times that they have fallen behind.───中国人从来就是一个伟大的勇敢的民族，知识在近代落伍了。
as you know, every assistant is expected to be competent and industrious!───正如你所知，每个助手都被期待着是胜任的和勤勉的！
The ant is the most industrious animal; however, it is the most taciturn one.