bookstack的音标：bookstack的英式发音音标为：['bʊkstæk]bookstack的美式发音音标为：['bʊkstæk]...

n.（加固书脊的）背衬料...

Investors can apply for a package of shares at a set price.投资者可以申购固定价格的股票组合。It is listed among the ingredients on the package.它是包装盒标明的成分之一。Package holidays are not always all they're cracked up to be.全包旅游并不总像人们说的那么好...

blackcurrant的音标：blackcurrant的英式发音音标为：['blækˌkʌrənt]blackcurrant的美式发音音标为：['blækˌkɜrənt]...

crackle的一般过去时为：crackled...

back的现在进行时为：backing...

knacker的复数形式为：knackers...

backlight的第三人称单数（三单）为：backlights...

smack的音标：smack的英式发音音标为：[smæk]smack的美式发音音标为：[smæk]...

The car's design is a throwback to the 1960s.这种汽车的设计回到了20世纪60年代。His sentiments were a throwback to the old colonial days.他的观点还是从前殖民时代的那种观点.It appears to be a throwback to prehistoric times that it has somehow manage...

highjacker的音标：highjacker的英式发音音标为：['haɪdʒækər]highjacker的美式发音音标为：['haɪdʒækər]...

Crack is the most addictive drug on the market.强效纯可卡因是市面上最容易让人上瘾的毒品。Four, the crack of two sides " relationship was irreversibility. "四是双方关系的破裂表现出不 可逆性.So many ciphers today we could crack - we know how to crack them.现在有...

Gordon: Hackman has been a Hollywood bigwig for more than 40 years.戈登: 海克曼在好来坞走红已经四十多年了.She was waiting line drop off 15 - year - old Tyler and 11 - year - old Daniel Hackman.她正在列队等待送15 岁 的泰勒和11 岁 的丹尼尔海克曼下车.Gordon: Let&#...

loopback的音标：loopback的英式发音音标为：[lʊp'bæk]loopback的美式发音音标为：[lʊp'bæk]...

bracket的现在进行时为：bracketing...

adv.吃惊地，向后，（帆船）突遇顶风而停止前进adj.处于顶风位置的...

backdrop的复数形式为：backdrops...

backcross的音标：backcross的英式发音音标为：[bækk'rɒs]backcross的美式发音音标为：[bækk'rɒs]...

slack的最高级为：slackest...

backache的音标：backache的英式发音音标为：['bækeɪk]backache的美式发音音标为：['bækˌek]...

[电] 回答...

rack的一般过去时为：racked...

n.后面的小屋，（尤指）厕所...

反压力，背压...

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....

backcross的第三人称单数（三单）为：backcrosses...

humpback的音标：humpback的英式发音音标为：['hʌmpbæk]humpback的美式发音音标为：['hʌmpˌbæk]...

n.走原路( backtrack的名词复数 )，由原路返回，改变主意，取消诺言v.走原路( backtrack的第三人称单数 )，由原路返回，改变主意，取消诺言...

Any attempt to set back the wheel of history is doomed to failure.任何要使历史倒退的企图都是注定要失败的.It'set back the invaders far more than our forces had.它比我们的部队远为有效地阻碍了入侵部队的推进.Financial problems have set back our building progra...

n.过分表示亲密友好的人...