Wave goodbye to your grandfather.

向爷爷摇手再见。

youdao

Quietly I wave goodbye to the rosy clouds in the western sky.

我轻轻的招手，作别西边的云彩。

youdao

We can wave goodbye to the sort of protection that people at work need and deserve.

我们就只能向工作的人所需要且应得的那种保护说拜拜了。

youdao

Some fans walked from their homes in nearby streets to wave goodbye to Fergie, while others travelled from much further afield.

BBC: Manchester

It's the pride -- and yes, sometimes the anxiety -- when you wave goodbye to your loved ones on the tarmac.

WHITEHOUSE: President Obama Addresses Servicemen and Women in Jacksonville, FL | The White House

The resistance comes chiefly from middle-ranking officers who cannot bear to wave goodbye to the weapons with which they have grown up.

ECONOMIST: ��Twas a famous victory, but...