herein

adv. /ˌhɪrˈɪn/ C2

在此中；于此

In this document, statement, or book.

仙境例句

“All my morals are written herein,” said the Duchess, holding up a very thin book.

“我所有的道理都写在这里面了，”公爵夫人说着，举起一本薄薄的小书。