How but in custom and in ceremony?

若非在规矩和仪式里面。

youdao

This swearing in ceremony has a special meaning for all of us because volunteerism is really ingrained in American culture and society.

这次宣誓仪式对于我们全体都有特殊意义，因为志愿服务是美国文化和社会根深蒂固的组成部分。

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Sununu and his wife, Nancy, recently were named to the honorary post of Hampton Falls' hog reeve, complete with a swearing-in ceremony and a badge.

苏努努和妻子南茜前不久一起被授予汉普顿·福尔斯“肥猪总管”的名誉职位。当地人还特意为此举行了一场宣誓就职典礼，并给苏努努夫妇颁发了荣誉徽章。

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And that was not all. "Andrew Jackson's inauguration was the first at which large crowds of American citizens witnessed the swearing-in ceremony, the parade, and went to the White House following the swearing-in ceremony at the Capitol.

VOA: special.2009.01.19

In Genesis 15,God's promise to Abraham is formalized in a ritual ceremony.

创世纪》15中上帝对亚伯拉罕的应许是通过仪式起效的。

耶鲁公开课 - 旧约导论课程节选

The imperative of preserving a distinct identity based on giving up the worship of other gods or older gods and observing all that is written in the law of Moses is reiterated in Joshua's farewell address in Joshua 23, and in the covenant renewal ceremony in 24.

保存明确身份的需求,建立在放弃对其他或更早神灵的崇拜之上,并且要遵守写在摩西五经中的所有律法,《约书亚书》第23章约书亚的告别辞中多次重申，在24章中重立契约的仪式上。

耶鲁公开课 - 旧约导论课程节选

It's a photo-op, but an informal swearing-in ceremony, and that's taking place actually this afternoon.

NPR: A Quick Trip Through the History of Capitol Hill

Our correspondent says the case will not affect Mr Mahama's swearing-in ceremony on 7 January.

BBC: Ghana election: NPP challenges John Mahama's victory

It is unclear what will happen if he cannot attend his swearing-in ceremony in one week's time.

BBC: Venezuela opposition demands 'truth' on Chavez health