他对当地的风俗习惯不熟练。

He is unversed in the local customs and traditions.

他们对当地的风俗习惯感到茫然。

They are ignorant of the local customs.

她很快适应了新国家的风俗习惯。

She adapted quickly to the mores of her new country.

作为一名旅居者，他总是确保了解当地的风俗习惯。

As a sojourner, he always made sure to learn about the local customs.

研究古代文明的风俗习惯非常有趣。

The mores of the ancient civilization were fascinating to study.

这本书深入探讨了19世纪的风俗习惯。

The book provides a deep insight into the mores of the 19th century.

这个社区的风俗习惯与城市里的非常不同。

The mores of this community are very different from those in the city.

理解一个文化的风俗习惯对于有效沟通至关重要。

Understanding the mores of a culture is essential for effective communication.

我不知道美国的许多风俗习惯和礼仪。

I don't know many of the customs and manners in the USA.

世界各地的风俗习惯不同。

Social customs vary indifferent parts of the world.