copper是什么意思？

We tried to grow some copper sulphate crystals with our children.我们想跟孩子们一起制作硫酸铜晶体。El Salvador produces 100,000 tons of refined copper annually.萨尔瓦多每年生产10万吨纯铜。He makes decorative vessels in copper, stainless steel and sil...

...a monstrous copper edifice...又大又难看的铜制建筑物As new mines come on stream, Chile's share of world copper output will increase sharply...新矿投产后，智利在世界铜产量中所占的份额将大幅增加。The paper discusses a new method for producing cupric fe...

copper的复数形式为：coppers...

copper的音标：copper的英式发音音标为：['kɒpə(r)]copper的美式发音音标为：['kɑpə(r)]...

excrete的现在完成时为：excreted...

Finally the railway men shrugged , turned away, or rolled their eyes upward , all telegraphing surrender.最后,铁路上的工作人员有的耸肩走开了, 有的翻翻眼, 都表示无能为力.Docklands Light Railway assumes new role as owner of the assets.码头区轻轨承担了作为财产持有者的...

n.替骑士拿盔甲者，武士的扈从...

“球虫”的拼音为：qiú chóng...

metacrystal的音标：metacrystal的英式发音音标为：[me'teɪkrɪstl]metacrystal的美式发音音标为：[me'teɪkrɪstl]...

epigene的音标：epigene的英式发音音标为：['epɪdʒi:n]epigene的美式发音音标为：['epɪdʒin]...

Marchers jeered at white passers-by, but there was no violence, nor any arrests...游行者奚落路过的白人，但没有发生暴力事件，也没有人被逮捕。The marchers held a torchlight procession.游行者排成了火炬长龙。The marchers timed their steps to the drumbeat.列队行进的人按着鼓...

Dr Mitchell's ill so I'm deputizing ( for her ).米切尔博士病了,所以我做代理 ( 她的 ) 工作.He is deputizing for the manager.他现在代理经理做事.Stephens will be deputizing for me while I am on holiday.在我度假期间,史蒂文斯将做我的代理人....

“指摘”的拼音为：zhǐ zhāi...

repellents的音标：...

“数数”的英语可以翻译为：count，reckon，spillikin ...

Those things the Greeks called catharsis the sharing of pity and terror and joy with all.那就是希腊人称之为“精神净化”的东西,大家一起感受怜悯和痛苦,分享快乐.He wrote out his rage and bewilderment, which gradually became a form of catharsis leading to u...

adj.笨的...

adj.生球根的...

n.修女( convent的名词复数 )，女修道院...