When a dog has been properly trained, he will always lead his blind master in the right direction and keep him out of danger.

当给一条豿这方面的训练时，它总是给盲主人正确引路并使其避开危险。

youdao

If you are a master, sometimes be blind, if a servant, sometimes be deaf.

如果你是主人，偶尔要装瞎；如果是佣人，偶尔要装聋。

youdao

He can guide the blind. He is loyal to his master and never asks for a pay raise.

它可以引导盲人，它对主人忠实而且从不要加薪。

youdao

A. agent, River Phoenix as an ethereal computer-age juvenile delinquent, Dan Aykroyd as an ex-con gadget freak, and David Strathairn as a blind master of sound tracing.

NEWYORKER: Sneakers

Perhaps a blind test of the nose of the world's best wines could then decide which technology is the true master.

ECONOMIST: Wine-tasting will never be the same again