1 sentence

1. 这位老先生见闻颇洽，对各国历史都有研究。

   zhè wèi lǎo xiān​sheng jiàn​wén pō qià, duì gè guó lì​shǐ dōu yǒu yán​jiū.

   This old gentleman is very well-informed and has studied the history of various countries.

   Source: Dong Chinese Dictionary