英语中的告别语可以根据不同的场合和情感表达需求来选择。以下是一些常见的告别语：

直接告别

Goodbye!

Bye bye!

Bye!

委婉告别

I’d like to say goodbye to everyone.

I’m afraid I must be going now.

I’m calling to say goodbye.

带有祝愿的告别

Have a good day!

Have a good weekend!

Peace out!

Take care!

Take care of yourself, and don’t forget to keep in touch.

表达不舍的告别

I’ll miss you!

I wave them goodbye.

It's none of your business how much money I make. （这句话虽然表达的是对他人干涉的反感，但也可以用于轻松告别）

正式场合的告别

Farewell until we meet again!

As I bid farewell to you all, I want to express my heartfelt gratitude for the wonderful memories we have shared together.

分手告别

I think it's time for us to go our separate ways.

I need to end things between us. It's not working out.

I've realized that we want different things in life, and it's best if we move on.

I don't think we're right for each other anymore.

I've decided to break up with you. I hope you can understand.

这些告别语可以根据具体的情境和情感需要进行选择和使用，以达到既礼貌又真诚的效果。