伛原因各种各样的问题，文书举行的立场，并鞠躬立场。

Slouching causes all sorts of problems with instrument holding position, and bow position.

youdao

伛原因各种各样的问题，文书举行的立场，并鞠躬立场。

Slouching causes all sorts of problems with instrument holding position, and bow position.

youdao