butene什么意思解释？

butene的音标：butene的英式发音音标为：[bʌ'ti:n]butene的美式发音音标为：[bʌ'tin]...

Duplication of bands in this region is also shown by trifluoropropyne and perfluoro 2 - butene.三氟丙炔和全氟丁烯 -2 在这个区域也出现双重谱带.Duplication of bands in this region also shown by trifluoropropyne and perfluoro 2 - butene.三氟丙炔和全氟...

abbr.low alloy steel 低合金钢，lookout aiming sight 监视瞄准视域，Lagos （尼日）拉各斯，liberal arts and sciences 自由主义艺术与科学...

“狮子”的拼音为：shī zi...

n.除焦，清焦，脱焦...

megaphones的音标：...

本文设计了一种可用于LMDS中 的采用加方形脊T形 结的微波矩形波导双工器.Design of a microwave rectangular waveguide diplexer for LMDS is presented.而且, 双工器中的滤波器保持了E面的制造加工优势.In addition, the manufacturing advantages known from E - plane technology are main...

attaints的音标：...

fiction的近义词/同义词有：tale, legend, fantasy, myth, fairy, untruth, invention, fable, daydream, fantasy, fable, fairy, invention, writing, pretense, legend, untruth, romance, myth, tale。n.fiction的近义词（虚构,捏造,想像）：tale, legend, fa...

cutting的复数形式为：cuttings...

dish的近义词有：dish, plate。下面这两个名词都可表示"盘子"的含义：dish：是盘子的总称。plate：指供个人分菜食用的盘子。...

我的双手、靴子和裤子上都沾满了泥巴。My hands, boots and trousers were plastered with mud.电视画面上出现了一只身上沾满油污、奄奄一息的小鸟。TV pictures showed a dying bird coated with oil.她已经设法将内利身上沾满血污的破烂衣衫脱掉了。She'd managed to strip the bloodied rags away fr...

“侦察员”的英语可以翻译为：scout ...

variable的复数形式为：variables...

n.挖泥，捕捞v.疏浚( dredge的现在分词 )，清淤，挖掘，（用面粉、糖等）撒...

pray的现在进行时为：praying...

As I watched, a gull flew by, above the spruces.在我观望的时候, 一只海鸥飞过云杉.Firs, spruces and pines are conifers.冷杉 、 云杉和松树都是针叶树.Seen from a distance, yeddo spruces grew all around the middle of the mountainside.从远处看去, 半山腰上长满了鱼鳞松....