Examples
tā men他们lǐ jié礼节xìng性dì地xiāng hù相互dǎ打le了gè个zhāo hu招呼。
他们礼节性地相互打了个招呼。
They exchanged formal greetings.
我们老师确实很讲究礼节，不是吗？
Our teacher really stands on ceremony, doesn't she?
现今，人们不再像过去那样遵守礼节。
Politeness is less observed today than it used to be.