The present article investigated the application of acid protease in alcohol production.

探讨了酒用酸性蛋白酶在酒精生产中的应用。

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Then one day I read an article about acid rain in a magazine.

后来有一天我从杂志上看到有关酸雨的文章。

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Then one day I read an article about acid rain in a magazine.

后来有一天我从杂志上看到有关酸雨的文章。

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