Share your notes with others; trade and exchange notes to increase your materials and to enhance your learning.

和别人分享你的笔记：交流笔记增加你的内容，增强你的学习。

youdao

Share your notes with others; trade and exchange notes to increase your materials and to enhance your learning.

和别人分享你的笔记：交流笔记增加你的内容，增强你的学习。

youdao