If it wants to have a smooth texture, it flattens out the papillae, so it can acquire a smooth texture to blend in with the sandy bottom of the sea.

如果它想要纹理光滑一些，它就把身上的“触头”变得平整，这样它看上去就会很光滑，能够融入海底的沙地中。

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Bake the tart in the oven for about 20 minutes or until the pastry has a firm, sandy texture.

将挞放入烤箱烤制约20分钟，直到酥皮部分变成沙色的稳固质地。

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The salinity of soils varies greatly with texture of soils and total salinity of seawater and ranges from< 0.5% (sandy tidal flat soil)to 3.3%.

土壤含盐量是随质地和滩面水的总盐量的变化而不同，如潮滩沙土由小于0.5%至3.3%。

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