laborious

lә'bɒ:riәs

托福雅思 Collins 1

s characterized by effort to the point of exhaustion; especially physical effort

a. 艰苦的, 费劲的, 勤劳的

Collins 星级

14,158

BNC 频率

18,512

使用频率

laborious 由词根 labor（劳动）和后缀 -ious（形容词后缀，表示“充满…的”）构成，意为“充满劳动的，费力的”。

例句

1. The laborious task of cleaning the garage took all weekend.

清理车库这项繁重的任务花了整个周末。

2. She found the laborious process of studying for exams very challenging.

她发现为考试复习的艰苦过程非常具有挑战性。

3. Writing a research paper can be a laborious effort, but it is worth it.

写一篇研究论文可能是一个艰巨的努力，但这值得。