Additionally, there are numerous vocabulary practice books on the market which are quite suitable for self-study purposes.

另外，书店有很多词汇练习册，很适合自学使用。

youdao

Additionally, there are numerous vocabulary practice books on the market which are quite suitable for self-study purposes.

另外，书店有很多词汇练习册，很适合自学使用。

youdao