stand on ceremony
拘泥礼节；过分拘束
口语·表达不必拘礼
英文释义
to adhere strictly to social customs or etiquette, often unnecessarily or formally
例句
Don't stand on ceremony—just come in and make yourself at home.
典故来源
源自社交礼仪中过分拘泥于正式礼节，强调不必要的客套。