"Customs and habits" is the most common way to translate 风俗习惯 into English. This phrase refers to the traditional practices, behaviors, and beliefs of a particular group or society. These customs and habits are often passed down from generation to generation and can be an important part of a culture's identity.

For example, in some cultures, it is a custom to remove one's shoes before entering a home, while in others, it is considered a habit to greet others with a kiss on the cheek.

Here are some example sentences using the phrase "customs and habits":

The local customs and habits were fascinating to learn about during our trip to the village.

We need to be mindful of other people's customs and habits when traveling to different countries.

Our family has a number of customs and habits that have been passed down for generations.

It is not possible to provide more detailed information about the origins of the phrase "customs and habits" without access to further research materials. However, the origins of customs and habits in general can vary greatly depending on the specific group or society in question. Some customs and habits may have originated from religious or spiritual beliefs, while others may have developed as a result of practical considerations or cultural traditions.