zhè / tào / rùmén / jiàocái / xiě / de / hěn / qīngchu / duì / chūxuézhě / lái / shuō / xiāngdāng / yìxué

这套入门教材写得很清楚，对初学者来说相当易学。

This introductory textbook is very clear and quite easy for beginners to learn.