Unhealthy dirt and bacteria can build up in a bucket if it is not cleaned on a daily basis.

不健康的污垢及细菌能够建立在一个木桶如果不清理，对每日的基础。

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"When we fetch water from the tap it will be green with some bacteria and if you put it in the bucket you can see there is dirt in the water," she said.

“偶们从水龙头里取水的时候，会发现水是绿色的，有很多细菌。假如把水装在桶里，能够看到水里的脏东西。”她说。

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It's a four-wheeled contraption with a giant bucket up front that scoops and lifts dirt so it can be carted away in a dump truck.

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