butt water 储水桶
N a barrel for collecting rainwater, esp from a drainpipe 集雨桶
Make sure your water butt has a top to exclude sunlight.
确保你的水桶有个盖子遮挡阳光。
If you have a garden shed, install guttering to direct the run-off water into a water butt.
如果你有一个花园，修建排水沟将本来直接排掉的水导向水桶。
It is amazing how many gardeners don't have a water butt, which just involves putting a barrel under a downspout.
令人吃惊的是很多园丁都没有积水桶，积水桶就是将一个桶放在落水管下面。
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