diligent的詞源為dilig
例句
1、
He was careful and diligent. I was all over the place.
他細心且勤奮,我則稀裏糊塗。
2、
The historical research was impressively diligent.
該項歷史研究非常地認真、徹底。
3、
Meyers is a diligent and prolific worker
邁耶斯是個勤奮多產的工人。