cerium什么意思？

Lanthanum praseodymium - cerium rare earth ( LPC ) was a patent composition.镧镨铈混合稀土 ( LPC ) 是新型专利成分的混合稀土.A method for direct determination of cerium dioxide content is studied.介绍了一种直接测定氧化铈含量的新方法.The cerium oxide preferab...

cerium的音标：cerium的英式发音音标为：['sɪəriəm]cerium的美式发音音标为：['sɪriəm]...

The cerium oxide preferably has a fluorite type superlattice structure.该氧化铈还优选具有萤石类似结构的超晶格结构.A method for direct determination of cerium dioxide content is studied.介绍了一种直接测定氧化铈含量的新方法.Lanthanum praseodymium - cerium rare ...

epiploischiocele的音标：epiploischiocele的英式发音音标为：[epɪ'plɒskɪəsi:l]epiploischiocele的美式发音音标为：[epɪ'plɒskɪrsil]...

“弹坑”的拼音为：dàn kēng...

“宽敞的”的英语可以翻译为：capacious，commodious，roomy ...

Most plants propagate by seeds.大多数植物都是通过种子繁殖的.Insects propagate themselves by means of eggs.昆虫以产卵繁殖后代.Rabbits propagate [ breed ] rapidly.兔子 繁殖 迅速....

n.水落管( downspout的名词复数 )...

ice-skate的现在进行时为：ice-skating...

Our superior technology is our ace in the hole.我们超众的技术是我们的法宝。That is the third ace that he has served this match.那是他在这场比赛中的第3次发球得分.The child came within an ace of being drowned.孩子差一点儿淹死了....

那位小提琴家的运弓法很出色.The violinist's bowing was excellent....

n.（领土的）割让，（财产的）转让...

leaven的一般过去时为：leavened...

There are several other excretory mechanisms in earthworms.蚯蚓有好几种排泄机制.In the earthworm and many other invertebrates, these excretory structures are called nephridia.在蚯蚓和许多其它无脊椎动物中, 这些排泄结构称为肾管.Describe the excretory syste...

fulmine的现在完成时为：fulmined...

vi.嘲笑，嘲弄（gibe的第三人称单数形式）...

alurgite的音标：alurgite的英式发音音标为：[ə'lɜ:dʒaɪt]alurgite的美式发音音标为：[ə'lɜdʒaɪt]...

The fairy godmother’s magic charm turned Cinderella’s rags into a beautiful gown.神仙教母的魔法使灰姑娘的破烂衣衫变成了一件漂亮的长外衣。For years radio has been the Cinderella of the media world.多年来无线电广播在传媒界中一直不受重视。It is a Cinderella of charities,...