Sign up to save your library
With an OverDrive account, you can save your favorite libraries for at-a-glance information about availability. Find out more about OverDrive accounts.
Share
Find this title in Libby, the library reading app by OverDrive.
Search for a digital library with this title
Title found at these libraries:
| Loading... |
通过一笔可写出的28种符号表示字母或标点，与双拼结合表示拼音，运用物种位置关系表示音调，快速记录汉语语言文字。记录内容快速，还原内容准确。
Share
