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1·We laboured all day in the fields.

我们在田地里辛勤劳动了一整天。《牛津词典》

2·The horses laboured up the steep slope.

那些马费力地爬上了陡坡。《牛津词典》

3·They laboured for years to clear their son's name.

他们为洗刷儿子的罪名奋力斗争了许多年。《牛津词典》

4·Scientists laboured for months to unravel the mysteries of Neptune and still remain baffled.

科学家们为揭开海王星之谜艰难地工作了数月，但依然迷惑不解。《柯林斯英汉双解大词典》

5·The night came on, chilly and overcast; and still the footsore monarch laboured slowly on.

夜来了，又冷又阴沉；脚痛的国王仍旧慢慢地勉强往前走。

6·This chance occurrence furnished her instantly with a plan worth all her laboured tests combined.

这一偶然的事件使她立即想到了一个计划，比她费尽心机想的那些测验方法合到一起还强。

7·But astronomers laboured hard to analyse the results of these expeditions to observe Venus transits.

但是天文学家辛苦分析这些观测金星凌日的探险活动的结果。

8·The soldier consented, and next day laboured with all his strength, but could not finish it by the evening.

士兵答应了。第二天，他竭尽全力地干了起来，但到晚上还没干完。

9·From ancient times our forefathers have laboured, lived and multiplied on this land.

自古以来，我们的祖先就劳动、生息、繁衍在这块土地上。《新英汉大辞典》

10·They laboured for the happiness of mankind.

他们为人类的幸福而努力工作。

吃力地

1·The old man laboured up the hillside.

老人吃力地登上山腰。

2·An old Ford laboured up the slope.

一辆老式的福特汽车吃力地爬坡。

(1)labour forcen. 劳动力

(1)surplus labour【政治经济学】剩余劳动(力)

(1)labour party劳工党

(1)division of labour分工

(1)labour unionn. [美]工会

(1)labour productivity劳动生产率