Yabla Chinese

Yabla video uses of 头头是道
让 ràng
他 tā
说起 shuōqǐ
这里 zhèlǐ
的 de
译文 yìwén
典故 diǎngù
那是 nàshi
头头是道 tóutóushìdào
he is able to talk about anything related to this place, which makes perfect sense.