Given the circumstances, his behaviour to Laura had been punctiliously correct.
《柯林斯英汉双解大词典》
2
他拘于礼数地准备妥当,按时在门厅的入口处等候。
He was punctilious about being ready and waiting in the entrance hall exactly on time.
《柯林斯英汉双解大词典》
3
确实,碰到这样的场合,礼数会告诉你去模仿他的行为——同样掏出你的手机,假装查看上面发生的所有事情。
Indeed, the etiquette in this situation calls for you to ape his behavior — take out your smartphone and pretend to check all the things going on in your life.