He is ignorant of the local customs.

他对当地的习俗无知。

They are ignorant of the local customs.

他们对当地的风俗习惯感到茫然。

She is acquainted with the local customs.

她对当地的风俗很了解。

He is unacquainted with the local customs.

他对当地的风俗不熟悉。

He is unversed in the local customs and traditions.

他对当地的风俗习惯不熟练。

Immigrants need time to assimilate the local customs.

移民需要时间来同化当地的习俗。

The gringo struggled to understand the local customs.

这位外国人很难理解当地的习俗。

The foreigner struggled to understand the local customs.

那个外国人很难理解当地的习俗。

He became familiar with the local customs during his stay.

他在逗留期间变得对当地习俗很熟悉。

The guide familiarized the tourists with the local customs.

导游使熟悉了游客们的当地习俗。