Lots of periodicals in foreign languages have been subscribed to, not to mention those in Chinese.

　　且不說中文期刊，外文期刊也訂了不少。

　　Chinese is our optional course to us students of science.

　　中文是我們這些理科學生的選修科目。

　　I've got a lot out of studying chinese.

　　我學中文得益不少。

　　Does the PC Defense software support Chinese user interface?

　　軟件支持中文用戶介面嗎？

　　He can also speak chinese.

　　他也會說中文。