Fewer chemicals penetrate the sub-layer, which is especially crucial for tropical soils with loose texture.

更少的化学物质渗入亚表层，这对质地松散的热带土壤尤为关键。

金山词霸

It is characterized by less density, Loose texture and porous.

有比重小, 质地疏松,多孔的特点.

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The loose texture of this ball allows the gastric juices to permeate it easily.

此球的质地非常疏松,胃液很容易就渗透入其中.

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