n.附加物，补遗，附录，<机>（齿轮的）齿顶（高）
This is an addendum to the book.
这是本书的附录
And also a vocabulary list of Shuitian attached in addendum 1.
同时在附录一中补充列举了水田话词汇表.
The quantum theory is not just an esoteric addendum.
量子理论并不只是一个深奥的附录.
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