v.中伤( backbite的过去分词 )，背后诽谤，背后中伤...

Make a point of backing up your files at regular intervals.一定要定期备份文件。Tapes provided the backing.磁带伴奏。Johnson now sings backing vocals for Mica Paris.约翰逊现在为迈卡·帕里斯伴唱。...

backbar的音标：backbar的英式发音音标为：['bækbɑ:]backbar的美式发音音标为：['bækbɑ]...

A blackbird flew down and perched on the parapet outside his window.一只乌鸫飞下来，停在他窗外的矮墙上。The blackbird had a quick, wary look in case the cat was anywhere around.这只乌鸫迅速警惕地张望了一眼，以防那只猫就在附近。The blackbird’s nest contained four ...

They have since knocked down the shack.从那以后他们拆掉了简陋的棚屋。I moved away from the shack and picked my way among the rubble.我离开木屋，小心地走在瓦砾间。Charles Tandy , who owned Radio Shack , asked me to come and work for him.沙克广播电台的所有人查尔斯·...

knacker的一般过去时为：knackered...

...

hardbacks的音标：...

n.拒绝，震退，击退术...

blackberry的复数形式为：blackberries...

isocracking的音标：isocracking的英式发音音标为：[aɪsəʊ'krækɪŋ]isocracking的美式发音音标为：[aɪsoʊ'krækɪŋ]...

n.手提钻...

backrooms的音标：...

I have received neither an acknowledgment nor a reply.我未收到任何复函或答复。This public acknowledgment of Ted's disability pained my mother.这一下大家都知道了特德的残疾，这让母亲非常痛苦。Grateful acknowledgment is made for permission to reprint.为获准...

jackdaws的音标：...

After a moment the barracking began. First came hisses, then shouts.过了一会儿便有人起哄了。先是嘘声，然后就是大喊大叫。He was affected badly by the barracking that he got from the crowd.人群中的一片嘘声令他大受影响。The crowd started barracking ( the slow rate...

Belatedly, the government has acknowledged the problem...政府迟迟才承认了该问题。Some scores of people acknowledged that there was a crisis.数十个人都承认存在着一场危机。He acknowledged that Mr Taylor's colour and ethnic origins were utterly ...

blackouts的音标：blackouts的英式发音音标为：[b'lækaʊts]blackouts的美式发音音标为：[b'lækaʊts]...

backlights的音标：...

backsaw的音标：backsaw的英式发音音标为：['bæksɔ:]backsaw的美式发音音标为：['bæksɔ]...

tackle的现在进行时为：tackling...

acknowledgment的音标：acknowledgment的英式发音音标为：[ək'nɒlɪdʒmənt]acknowledgment的美式发音音标为：[æk'nɑlɪdʒmənt]...

v.回[逆]交，回交杂种( backcross的现在分词 )...

Pollack的音标：Pollack的英式发音音标为：['pɒlək]Pollack的美式发音音标为：['pɒlək]...

丛林开伐者，在丛林中开路者，林中居民...

背齿轮，后齿轮，慢盘齿轮...

减低...

She dreamed of being a bareback rider in a circus.她梦想成为马戏团中的一名无鞍马骑手。I rode bareback to the paddock.我骑着无鞍马来到了牧场。She prefers to ride her horse bareback.她更喜欢骑马时不用马鞍....

blackcoat的音标：blackcoat的英式发音音标为：[b'lækəʊt]blackcoat的美式发音音标为：[b'lækoʊt]...

track的复数形式为：tracks...