hardworking
['hɑ:d,wә:kiŋ]
a. 苦干, 辞辛劳

1. It is natural that such a hardworking student should pass the exam.
   考试很自。
2. Mary is, so to speak, a hardworking student.
   玛丽。
3. He is, so to speak, a hardworking student.
   。

hardworking
[ adj ]
characterized by hard work and perseverance
<adj.all>




hardworking \hard"work`ing\ adj.
1. habitually working diligently and for long hours.

Syn: industrious, tireless, untiring.
[WordNet 1.5]