backcrossed的音标：...

I think you need to see a doctor for your backache.我想你的腰痛需要看医生.The only way to cure backache is to rest.治疗背痛的唯一办法是休息.He has excruciating backache.他的背疼得很厉害....

n.背景幕布( backdrop的名词复数 )，周围的景物...

...

hardback的复数形式为：hardbacks...

反馈...

n.骨干( backbone的名词复数 )，脊骨，骨气，脊骨状物...

back的近义词/同义词有：behind, encourage, sponsor, bat, go, to, boost, support, succour, abet, for, stand, favour, promote, help, patronize, countenance, subsidize, maintain, assist, aid, sustain, certify, bolster, validate, atte...

backdated的音标：...

drawback的音标：drawback的英式发音音标为：['drɔ:bæk]drawback的美式发音音标为：['drɔˌbæk]...

Investigators estimate that $ 35 m had been spent on bribes and backhanders.调查人员估计,3500万美元被用于贿赂和回扣.Ordinary policemen averaged $ 1 , 000 each in backhanders.平均每个警察就吞吃了1000美圆的回扣....

throwback的音标：throwback的英式发音音标为：['θrəʊbæk]throwback的美式发音音标为：['θroʊbæk]...

ring back的音标：ring back的英式发音音标为：[riŋ bæk]ring back的美式发音音标为：[rɪŋ bæk]...

flashbacks的音标：...

vt.使风转向，操（帆）使风向下风处，背后风...

n.平装本，平装书...

The orange tip shows up well against most backgrounds.橙色的尖端在大多数背景下都很醒目。The guests came from all social backgrounds...客人们来自各个社会阶层。Their cultural backgrounds gave them a spirit of adventure.他们的文化背景赋予了他们一种冒险精神。The Black chu...

come back的音标：come back的英式发音音标为：[kʌm bæk]come back的美式发音音标为：[kʌm bæk]...

Hugging and backslapping are common greetings among Brazilian friends.朋友之间通常会拥抱和拍肩以示问候.He is always backslapping his colleagues at staff meetings.在员工会议上他对同事们总是过于热情....

When she learned the sad news, she found it hard to choke back her tears.当她得知那个悲痛的消息时, 泪水止不住夺眶而出.I managed to choke back my tears.我设法止住泪水.Zhang Jingru has been in the top corner Molugetao but to choke back standing there...

反吹法...

隐瞒，控制，阻碍，犹豫不决...

backslapped的音标：...

The assistant took the book and checked the price on the back cover.店员拿起书，核对了一下封底的定价。Back cover - map and address. address format to be same as name card.封底 - 地图和地址. 地址格式相同名片.And the screen need a back cover.且屏体一般需要加后盖....

backflip的音标：backflip的英式发音音标为：['bækflɪp]backflip的美式发音音标为：['bækˌflɪp]...

backtalk的音标：backtalk的英式发音音标为：['bæktɔ:k]backtalk的美式发音音标为：['bæktɔk]...

The era of the backwoods rube is gone.落后地区乡巴佬的时代已成过去.You must not carry on as if you had just come from the backwoods.你的行动决不能象你刚从边远地区来似的.Search deep in the woods for a score of 350 on Bruno's Backwoods Breakaway.现在就...

backflush的音标：backflush的英式发音音标为：['bækˌflʌʃ]backflush的美式发音音标为：['bækˌflʌʃ]...

backchat的音标：backchat的英式发音音标为：['bæktʃæt]backchat的美式发音音标为：[]...

后渊...