backcross的现在进行时为：backcrossing...

blackcurrants的音标：blackcurrants的英式发音音标为：[blæk'kʌrənts]blackcurrants的美式发音音标为：[blæk'kʌrənts]...

backcross的现在完成时为：backcrossed...

cockcrowing的音标：cockcrowing的英式发音音标为：['kɒkkrəʊɪŋ]cockcrowing的美式发音音标为：['kɒkkroʊɪŋ]...

Amend routing instructions: proceed to KC direct at 4500 m.修正航路指示: 直接飞向KC,高度4500米.Contact of brake contactor KC damage.制动继电器KC接点损坏.KC : So we have a major operation happening in Yemen right now.所以我们现在在也门有大规模作战发生.Expect f...

blackcurrant的复数形式为：blackcurrants...

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]...

A burro is carrying salt of one large bag backcross a river.有一头驴子驮着一大袋子盐过河.The method can be conveniently applied to practical backcross breeding programs.该方法可以很方便地应用于实际的回交育种....

backcross的一般过去时为：backcrossed...

Bookcases flank the bed.床的两侧有书柜。The bookcases that do duty as room dividers are bought from the same store.作为分隔房间的墙壁用的书柜购自同一商店.The study was lined from floor to ceiling on every wall with bookcases.书房的四面墙都摆满了书架，从地板一直到天花板...

n.（欧洲产的）金龟子，小金虫...

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

n.黑醋栗...

I want none of your backchat!我不许你顶嘴!...

bookcase的复数形式为：bookcases...

bookcases的音标：...

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

backcross的复数形式为：backcrosses...

n.书橱，书架，书柜...

You buy this bookcase in sections and slot them together.你分组件买这个书橱, 再把它们卡榫对准组合在一起。Reading in a pedantic way may turn you into a bookworm or a bookcase, and has long been opposed.读死书会变成书呆子,甚至于成为书橱, 早有人反对过了.In 2002, while ...

backcoupling的音标：backcoupling的英式发音音标为：[bæ'ku:plɪŋ]backcoupling的美式发音音标为：[bæ'kuplɪŋ]...

backcross的第三人称单数（三单）为：backcrosses...

He reverentially returned the novel to a glass-fronted bookcase.他毕恭毕敬地把小说放回了正面装有玻璃的书架。Gil rose and went to his bookcase and took down a volume.吉尔站起身，走到书架跟前，取下一本书。The bookcase fits neatly into the alcove.书架正好放得进壁凹。...

If so, he would at any rate be able to deliver the cockchafer speech.若是那样, 他无论如何也要把那一番骂人的话发泄出来.Left with nothing to say, Dixon realized how wild a notion the cockchafer speech had been.狄克逊感到无话可说, 同时意识到那个想骂人的念头是多么不切合实际.Su...

cockchafer的音标：cockchafer的英式发音音标为：['kɒktʃeɪfə(r)]cockchafer的美式发音音标为：['kɑktʃeɪfə(r)]...

abbr.kilocycle 千周，koruna (Czechoslovakian monetary unit) 克朗（捷克斯洛伐克的货币单位），kilo-character 千字符，kilocurie 千居里（放射性强度单位）...

v.回[逆]交，回交杂种( backcross的过去式和过去分词 )...

backcrossed的音标：...

KCS的音标：KCS的英式发音音标为：['keɪs'i:'es]KCS的美式发音音标为：['keɪs'i'es]...

n.回嘴，顶嘴...