You need to dig under the clay soil layer.

你需要在粘土层以下挖掘.

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Clay soil retains water.

黏土能保持水分.

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Digging that clay soil is back - breaking work.

挖那粘土是一件艰苦繁重的工作.

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But clay soil does not melt readily, nor allow itself to be permeated.

但粘土其实不易融化, 也不让本身被水渗入.

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If you have clay soil in your garden, you have to dig it well.

要是你的花园里有粘土的话, 你得好好挖一挖.

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