The best analogy would be, we're water, and they're the irrigation ditch.

最好的比喻是，我们是水，而他们是灌溉沟渠。

The United Nations agency also found that boys and girls living near open water sources, such as ponds and irrigation ditches, are especially at risk.

该机构还发现住所周围有池塘或灌溉水渠等开放水域的儿童尤其危险。