Back and forth, back and forth.

来来回回，你来往。

Oh my, this is a lot of back and forth, like, I need an assistant.

老天，这来来回回的，都需要个助理了。

Yes. So, if something literally goes back and forth, it goes backwards and forwards.

是的。所以，如果一个东西从字面上看是“来来回回的”，它就是前后移动。

I see a man. He is across the street. He is walking back and forth.

看一个男人。他在马路对面来来回回踱步。

You've got a lot of forklifts running back and forth.

你会看叉车来来回回。

We'll go back and forth, just like this, nice and natural, alright?

们来来回回，就像这样，非常进行，好吗？

We say that they are toing and froing.

们说他们在来来回回。

Since then there has been enough legal back-and-forth to bore the most ardent plane-spotter.

那时起，来来回回的法律纠纷足以让热心的飞机观察员感厌烦。

He looked up and down the staff table. There was definitely no new face there.

哈利来来回回扫视着教工桌子，毫无疑问，没有一张面孔是新的。

It's a negotiation, a back-and-forth, between the writer, the text, and the reader.

它是作者、文本和读者之间的一种协商，一种来来回回的协商。

And they were like going back and forth and using their eyebrows to express things.

他们来来回回，用眉毛来表达一些东西。

Do you leave everything here when you come and go?

你来来回回的东西都留在这吗？

All day long, I'm building family trees, backwards and forwards and backwards and forwards.

整天都在画家谱，来来回回的画。

Patrasche watched the milk-cans come and go the first day after he was well.

帕特拉斯基康复后的第一天，看着这些牛奶罐来来回回拉着。

I go back and forth to feed him.

来来回回就是为了喂他。

And we rock a little back and forth here exploring the other side.

们来来回回摇摆，探索另一边。

She frowned and looked back and forth between Edward and me, this time very deliberately.

她皱起眉，来来回回看着爱德华和，这次她看得不慌不忙，显是故意的。

He rocked us back and forth as the room grew lighter.

他来来回回摇着们，房间里渐渐明亮了起来。

Margaret, we have been through this for almost a year now. Back and forth, making alterations.

玛格丽特，们已经处理这个问题快一年了。来来回回，不断做出修改。

'Back and forth' is also often used about conversation.

“来来回回”也常用来形容对话。