粗糙的：用于形容涩味葡萄酒的单宁或高酒精含量高。

Harsh: Used to describe astringent wines that are tannic or high in alcohol.

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摘要：单宁是一款葡萄酒的重要结构成分，而不同葡萄酒的单宁含量也有高有低。本文将为你介绍几款富有单宁感的葡萄酒。

ABSTRACT: tannin is an important structural component of a wine. Different wines have different tannin levels. This article introduces several tannic wines for you.

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高抗和中抗品种的单宁含量是高感和感虫品种的2.4-5.9倍，极显著地高于高感和感虫品种。

The contents of tannin in immature kernels of resistant varieties were significantly higher than (2.4-5.9 times as many as) those of highly susceptible varieties.

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