It mainly shows an impressive story between a loyal dog and a professor.

主要说的是一条忠实的狗和一个教授之间的感人故事。

youdao

That of a domestic dog. Like a loyal dog, even when the Guru ridicules, irritates or ignores one, one never responds with anger.

应如家犬，即使上师讥评、激怒或忽视自己，永不回以瞋心。

youdao

Dog is a loyal and honest animal.

狗既忠诚，又诚实。

youdao

But in a strange conjunction of events, it may have been this same black dog - together with the intervention of a loyal friend during a few fateful days in early May 1940 - that enabled Churchill to achieve the position from which he could alter the course of history.

BBC: A Point of View: Churchill, chance and the 'black dog'

The dog promises to be a loyal and important companion throughout the game's campaign.

CNN: New Xbox and PS4 -- meet 'Call of Duty: Ghosts'

Maybe he should buy a loyal, sharp-toothed guard-dog first.

ECONOMIST: Guatemala