我很荣幸地把格林博士，一位加拿大学者，介绍给你们大家。

I have the honor to introduce Doctor Green, a Canadian scholar, to all of you.

youdao

我很荣幸地把格林博士，一位加拿大学者，介绍给你们大家。

I have the honor to introduce Doctor Green, a Canadian scholar, to all of you.

youdao