在干旱地区，风是侵蚀的主要因素。

In dry areas, the wind is the principal agent of erosion.

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要使庄稼在干旱地区生长就需灌溉。

Irrigation is needed to make crops grow in dry area.

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在干旱地区用有机质纸张可能有助，能提高成活率。

In dry areas an organic sheet may be helpful and improve survival.

youdao

在干旱地区用有机质纸张可能有助，能提高成活率。

In dry areas an organic sheet may be helpful and improve survival.

youdao