To bring (oneself) into an erect posture, often as an expression of dignity or indignation.

使（自己）来到一个直立的姿势，通常用于表示尊严或愤怒。

youdao

Human body is the overall structure of artistic expression in an important part of the correct body posture is a beautiful performing arts an important prerequisite for the perfect or not.

人体是艺术表现整体结构中的一个重要部分，正确优美的身体姿态是艺术表演完美与否的重要前提。

youdao

Human body is the overall structure of artistic expression in an important part of the correct body posture is a beautiful performing arts an important prerequisite for the perfect or not.

人体是艺术表现整体结构中的一个重要部分，正确优美的身体姿态是艺术表演完美与否的重要前提。

youdao