enamel的现在完成时怎么写

enamel的音标：enamel的英式发音音标为：[ɪ'næml]enamel的美式发音音标为：[ɪ'næməl]...

enamel的第三人称单数（三单）为：enamels...

enamel的现在进行时为：enameling...

enamel的一般过去时为：enameled...

The enamel gives new brass an authentically tarnished finish.用瓷釉作末道漆使新的黄铜器看似自然地失去了光泽。Made from cast iron, it is finished in graphite enamel.它是用铸铁制成，最后在外面搪了一层石墨。a chipped enamel bowl脱落搪瓷的碗...

enamel的复数形式为：enamels...

n.搪瓷，珐琅，指甲油vt.给…上珐琅，在…涂瓷漆...

I chipped the enamel on my front tooth when I fell over.我跌倒时门牙的珐琅质碰碎了。The enamel surface microhardness was measured by a Leitzs microhardness tester.采用维氏显微硬度仪测定经饮料浸泡后牙釉质表面显微硬度的变化.Glister Toothpaste with SYLODENT provides...

That there are problems with this kind of definition is hardly surprising, given its level of generality.由于其笼统性，不难料想这种定义会存在问题。Without loss of generality, shear deformations will be neglected.不失一般性, 忽略不计剪切变形.The generalit...

English has hurt me a thousand times, but I still regard it as my first love.英语伤我千百遍，我待英语如初恋。Well, at any rate, let me thank you for all you did.好吧，不管怎样，还是要感谢你所做的一切。As I sidestepped, the bottle hit me on the left hip.我侧一...

gummatous的音标：gummatous的英式发音音标为：['gʌmətəs]gummatous的美式发音音标为：['gʌmətəs]...

Helen is on the beautification committee of the city.海伦是城市美化委员会的成员之一.The train could be bringing more materials for the crazy beautification.这列火车可能是为那个愚蠢的美化运动运进更多的材料来.The Beautification has more or less overwhelmedme, bo...

dodicin的音标：dodicin的英式发音音标为：[dɒd'sɪn]dodicin的美式发音音标为：[dɒd'sɪn]...

capsular的音标：capsular的英式发音音标为：['kæpsjʊlə]capsular的美式发音音标为：['kæpsjʊlə]...

Groundwater is an important indiscerptible part of the whole water environment.地下水是水环境不可分割且十分重要的一部分....

中胚期...

clearer的音标：clearer的英式发音音标为：['klɪərə]clearer的美式发音音标为：['klɪərə]...

“丰度”的近义词/同义词：品貌, 丰采。...

“再生草”的拼音为：...

n.（无脊椎）核鞭毛虫...

leptosporangiate的音标：leptosporangiate的英式发音音标为：[lep'tɒspərədʒɪeɪt]leptosporangiate的美式发音音标为：[lep'tɒspərədʒɪeɪt]...

“差异”的近义词/同义词：差别, 区别, 不同, 分别, 分歧。...

adj.不满的，愤愤不平的v.使不满(disaffect的过去分词)...