keystone的复数形式怎么写？

Quantitative measurements of one sort or another serve as the keystone of engineering practice.定量测定一种或多种成分是环境工程中的重要项目.The keystone to any marriage is one word: " WE ".任何婚姻的基石只有两个字: “ 我们 ”.Advancing suburban assurance is ...

keystone的音标：keystone的英式发音音标为：['ki:stəʊn]keystone的美式发音音标为：['kistoʊn]...

Advancing suburban assurance is the difficulty and keystone of domestic insurance enterprise.发展农村保险是我国保险业发展的难点和重点.Quantitative measurements of one sort or another serve as the keystone of engineering practice.定量测定一种或多种成分...

n.重点，要旨，基本原理，拱心石...

Austrians的音标：...

“囫囵”的拼音为：hú lún...

The shop assistant received me indifferently while leaning on a counter.商店售货员靠在柜台上漫不经心地招呼我。After I paid the money, the shop assistant gave me a receipt.我付过钱之后, 店员便给了我一张发票.The shop assistant was wearing a white overall.那店...

分开放， 隔离开，留出，突出...

v.（表面的）光泽，光辉( sheen的第三人称单数 )...

会有各种冷热小吃。A wide variety of hot and cold snacks will be available.这台机器发售各种饮料和小吃。The machine dispenses a range of drinks and snacks.餐前小吃是应时蔬菜.The hors d'oeuvre is seasonal vegetables....

v.转舵( luff的第三人称单数 )...

“曝”的英语可以翻译为：[书] （晒） expose to the sun ...

活组织分光镜检查...

他把撕碎的画拼起来.He pieced together the torn - up drawings.罪犯把撕碎的纸放进厕所企图冲掉.The criminal put the torn papers in the lavatory and tried to flush them away.裂伤不再增加重殴和撕碎的伤害.Mangle doesn't increase the damage of Maul and Shred a...

vt.& vi.观察，研究vt.遵守，观察，庆祝vi.注意，说，评述，当观察员...

major的反义词有：minor, minor。adj.major的反义词（较大的;重要的）：minor。major的反义词（其他释义）：minor。...

“醋化器”的拼音为：...

n.归类，编组（工作），分组v.使成群，集合( group的现在分词)，分类，归类...

leper house麻疯病人收容所Like a leper . See , their morals, their code: it's a bad joke.瞧瞧他们的道德准则, 他们的法律法规,不过是个难听的笑话!leper colony(孤岛等的)麻疯病人隔离区The newspaper article had branded her a social leper not fit to be seen in compa...