optics的音标？

If such materials became generally available to the optics industry the payoffs from such a breakthrough would be enormous.如果这些材料能够普遍用于光学产业，那么这一突破带来的收益将非常巨大。This part of the subject is called physical optics.这部分内容叫做物理光学....

Einstein's new theory on optics changed classical scientific ideas about light.爱因斯坦新的光学理论改变了人们对光的传统科学概念.Newton published his first work on optics.牛顿出版了他的第一部光学著作。Successive approximation method is adopted in the desi...

n.光学...

She was tangled in a snarl of logs and branches.她被困在一堆乱七八糟的木料和树枝中间。logs for the fire烧火用的木材The logs were knocked together as they floated down the stream.圆木顺流而下时互相碰撞着....

Entoiodine的音标：...

at length的近义词有：at last, at length, eventually, finally, in the end, lastly。下面这些词或词组均含有"最后，终于"的含义：at last ：多指经主观努力，克服各种困难后才终于达到目的。at length ：强调经历一段长时间后终于完成，侧重在时间部分。eventually ：侧重于动作或行为的结果。finally ：常与at last换用，都可用于对往事的描述，但...

imperfection的音标：imperfection的英式发音音标为：[ˌɪmpə'fekʃn]imperfection的美式发音音标为：[ˌɪmpər'fekʃn]...

n.致敬，悼念，贡品，体现...

n.（烧水用的）壶，小汽锅...

depurate的音标：depurate的英式发音音标为：['depjʊreɪt]depurate的美式发音音标为：['depjəˌreɪt]...

boticin的音标：boticin的英式发音音标为：['bəʊtɪsɪn]boticin的美式发音音标为：['boʊtɪsɪn]...

congratulation的近义词/同义词有：felicitation, rejoicing, wishing, complimenting, joy, blessing, well-wishing, gratulation, #, with, eulogy, glory。n.congratulation的近义词（祝贺,祝愿）：felicitation, rejoicing, wishing, complimenting, joy, ...

[人名] 玛丽安娜，[地名] [美国] 玛丽安娜...

n.石蕊...

大风刮倒了树木和电线。High winds have knocked down trees and power lines.灌木丛和树木在风中摇晃。The bushes and trees were blowing in the wind.路陡直地向上延伸，透过树木可以清楚地看到奥尔维耶托。The road climbs steeply, with good views of Orvieto through the trees....

rekindle的现在完成时为：rekindled...

内腹转...

intermit的现在进行时为：intermitting...