Adverb:

1. moving from one place to another and back again;

   "he traveled back and forth between Los Angeles and New York"
   "the treetops whipped to and fro in a frightening manner"
   "the old man just sat on the porch and rocked back and forth all day"
   

1. 来回地,反复地：at times 有时,间或 |backandforth 来回地,反复地 |back of 在......后面

2.

2. (前后)来回地,往返：attend to 专心;照顾,护理 |backandforth (前后)来回地,往返 |back away 逐渐后退

3. back and forth在线翻译

3. (前后)来回地,反复地：at the same time同时;然而,不过 | at the sight of一看见......就 |backandforth(前后)来回地,反复地

She spent hours every day in the tower room, reading and rereading.

她每天都要在这个塔室里消磨好几个小时，读着，反复地读着。

The wind moved the trees gently back and forth.

风吹得树轻轻地来回摇晃.

Your book moves back and forth.

你的书前后移动.

The shuttle flies back and forth on the loom.

织布机上梭子来回飞动.

I had to drive back and forth to get my car into the narrow space.

我不得不前后倒车让我的车开进这个狭隘的空间.

Move the tooth brush back and forth with short, vibrating stokes.

用短距离, 振动的力量前后移动牙刷.

Insults were hurled back and forth between the two writers.

这两个作家互相辱骂.

I've flown back and forth by myself five or six times. '

我一个人飞来飞去就五六次了. ”

Jack speeds off, jerking Carroll back and forth backseat, and then quickly slams on the brakes.

杰克加速把车开起来, 使凯文在后车座来回颠簸, 然后他加速地踩下了刹车.

A Cancer's emotions can go back and forth very powerfully.

巨蟹座的情感起伏强烈.

Others toss gold coins back and forth as if they were a child's ball.

其他抛金币来回,好象他们是孩子的球.

He discovered that the rattle came from a hanging lamp that was swinging back and forth.

他发现声响来自一盏来回摆动的吊油灯.

Ting's life objective receives the challenge, paces back and forth between the justice and the revenge.

婷的人生宗旨受到挑战, 在正义与复仇之间徘徊.

My head swivelled back and forth.

我的头一会儿朝前,一会儿朝后.

When you first begin rappelling you may swing back and forth.

当您首次开始速降时,您可能会前后晃动.

The creatures sped back and forth like flashes of lightning.

这活物往来奔走,好像电光一闪.

We must keep an eye open for the stranger who is looking back and forth all the time.

我们必须留心那个老是东张西望的陌生人.

He swam back and forth five times up and down the swimming pool.

他在游泳池里游了5个来回.

She passed the needle through the rough cloth, back and forth.

她一针一针地缝那块粗布。

The slight back and forth motion sent a pounding surge of pain into his skull.

轻微的前后晃动让他的脑袋感到一阵剧烈的疼痛。

The prosecution and defense were bandying accusations back and forth.

原告和被告你来我往，互相指责。

The windscreen wipers thudded back and forth.

挡风玻璃上的雨刮“啪嗒啪嗒”地来回摆动。

They swayed back and forth, more or less in sync with the music.

他们来回摇摆，基本上与音乐同步。

He paced back and forth.

他来回踱步。

Max zips back and forth across the living room.

马克斯在客厅里快速地来回走动。

I could see the branches of the trees moving back and forth.

我能看到树枝来回摇摆。

Two boys were in the street, tossing a baseball back and forth.

两个男孩在街上来来回回地投接棒球。

The windshield wipers clacked back and forth.

挡风玻璃上的雨刷咔嗒咔嗒来回摆动。

She rocks back and forth on her chair like a mischievous child.

她像个顽皮的孩子似的，坐在椅子上来回摇晃。

• bat back and forth详细考虑,反复讨论...