His research mainly focuses on the plantigradism of mammals.

He learned about unguligradism in his zoology class.

In Japanese grammar, 'n-row irregular conjugation' is a very important concept.

The Acts of the Apostles is a part of the New Testament.

His actions were considered part of propaganda by action.

He conveyed the schedule of the meeting in a three-line email.

The European Union is an organization for the economic and political integration of European countries.

He can speak Sichuanese dialect.

He can speak Gan.

He can speak Kyrgyz.