Most of them are working on the irrigation project.

他们中的多数人都在参加灌溉工程的工作。

" Irrigation projects turn millions of acres of once barren land into fertile soil."

“灌溉项目将数百万英亩曾经的贫瘠土地变成了肥沃的土壤。”

Dams and irrigation projects upriver in Africa increase the population of malarial mosquitoes downriver.

而非洲河流上游处实施的水坝和灌溉工程增加了下游地区携带疟疾的蚊子。

No. It was a three-year water irrigation project.

M：不是。那是一个为期三年的水利灌溉工程。

Donna helped the people of the village to organize an irrigation project, and she also advised them on planting crops that didn't require much water.

唐娜帮助村里的人们组织灌溉工程，她还建议他们种植不需要很多水的庄稼。

The plan would take decades under Gaddafi's leadership to build, and it would ultimately become the largest and the most ambitious irrigation project ever carried out in human history.

在卡扎菲的领导下，该计划需要几十年的时间才能建成，最终将成为人类历史上规模最大、最雄心勃勃的灌溉工程。