I'll say bye for now, and hope you can all visit this fantastic place one day.

我暂时说再见，希望你们有一天能参观这个美妙的地方。

He didn't even say bye before hanging up.

他挂电话前甚至没有说再见。

Please say bye-bye to your Mommy (Daddy).

请向妈妈（爸爸）说再见。

Please say bye-bye to your mum (dad. . . ).

请跟你妈妈（爸爸）说再见。

If I can say bye.

还是否敢说再见。

I think Dealer Dan would just like to say bye-bye.

我想，“商人丹”要跟你说再见了。

Some say hi Some say bye.

一些人说你好一些人说再见。

They're not just going to say bye-bye and fire everybody.

他们不仅仅是说再见,并解雇每个人。

Some say hi And some say bye.

有人说你好有人说再见。

Some say hi while some say bye.

有人说，嗨，而有些人说再见。