canal

/kəˈnæl/

(astronomy) an indistinct surface feature of Mars once thought to be a system of channels; they are now believed to be an optical illusion

中文释义：运河；沟渠

The Panama Canal connects the Atlantic and Pacific Oceans, significantly reducing shipping travel time.

巴拿马运河连接大西洋和太平洋，大大缩短了航运时间。

Engineers designed an irrigation canal to bring water to the arid farmland.

工程师设计了一条灌溉渠，将水引到干旱的农田。