所有新成员都必须在入会仪式上宣誓遵守规章。

Suǒyǒu xīn chéngyuán dōu bìxū zài rùhuì yíshì shàng xuānshì zūnshǒu guīzhāng.

All new members must swear at the induction ceremony to abide by the rules.

新市长在就职典礼上公开宣誓履行职责。

Xīn shìzhǎng zài jiùzhí diǎnlǐ shàng gōngkāi xuānshì lǚxíng zhízé.

The new mayor publicly swore to fulfill his duties at the inauguration ceremony.