First of all, affection is that gentle feeling of fondness or the idea that you might like something in some way.

首先，亲昵行为/喜爱之情是指那种温柔的好感或得在某种程度上喜欢某样东西的感。

Bill explained that the tigers sucking his fingers was a sign of affection.

比尔解释说，老虎吸他的手指是一种示亲昵的行为。

Yeah, and when you look around the world, it's expressed in different ways, sometimes very privately, sometimes there's PDA, like it's just different culturally.

是的，当环顾世界时，会发现它以不同的方式达， 有时非常，有时则有公开的亲昵行为（PDA）， 这仅仅是文化差异所致。

The gift was so apparently an offering of love he could not verbalize that I would throw my arms around him and kiss him—an act that undoubtedly perpetuated his behavior.

这些礼物如此真切地传达着他不善用言辞达的爱，这时，我便会搂住他，亲吻他，这亲昵的行为，无疑会使他再度大方。

So he sort of, he would, he would show us how he cared for us, if that makes sense, rather than deep sort of physical shows of affection.

所以他有点， 他会，他会通过这种方式来达他对我们的关心，如果这样说能理解的话， 而不是通过深层次的身体上的亲昵行为。