cepheid是什么意思

cepheid的音标：cepheid的英式发音音标为：['kɪfaɪd]cepheid的美式发音音标为：['kɪfaɪd]...

Cepheid variable stars are stars whose brightness changes at regular periods.造父变星是一种光线按规律周期发生变化的恒星.His first great discovery was made when he recognized a Cepheid variable star.他的首次重大发现产生于他认识了一颗造父变星的时候....

What you do is you press this button, Daddy, and then you talk into it.当你握紧这个奖杯时, 爸爸你为此而发表了一篇讲演.When you talk into a mobile telephone.手提电话其实是一部双向无线电机.More than two hundred students were in the classroom, the professor ha...

A number of terms are used in various classifications of transplants.移植物的各种分类中应用了一系列的名词.New World frogs; in some classifications essentially coextensive with the family Bufonidae.美洲蛙; 在某些分类中,基本上与蟾蜍科同延.Its tariffs cater f...

bitumen的音标：bitumen的英式发音音标为：['bɪtʃəmən]bitumen的美式发音音标为：[bə'tumən]...

“碘苯腈”的拼音为：...

A new method for fabricating micro - optical elements with aspherical outlines is discussed.讨论了一种制作非球面微光学元件的新方法.This paper presents the design principle and method of an opticalfor plastic aspherical door scope.介绍了一种塑料非球...

“顺从地”的拼音为：...

“骺”的英语可以翻译为：[医] epiphysial process，epiphysis，false apophysis ...

Peter was dejected his confidence in tatters.彼得精神沮丧, 信心皆无。Peter was dejected,his confidence in tatters.彼得精神沮丧,信心皆无。Everywhere wallpaper hung in tatters.到处垂挂着破碎的壁纸。I was shocked to see him in tatters.见他衣衫褴褛, 我大吃一惊。...

fatsos的音标：...

etiquette的音标：etiquette的英式发音音标为：['etɪket]etiquette的美式发音音标为：['ɛtɪˌkɛt, -kɪt]...

“国度”的英语可以翻译为：country，state，nation，kingdom ...

“二分”的拼音为：èr fēn...

错误的...

计算机甚至会开处方.Computers can even write out prescriptions.为什么医生会和病人一起来还开处方?Why would a doctor come with her patient to fill out a prescription?对不起, 医生忘给您开处方了.I am sorry. Your doctor forgot to write your prescription....

美帕曲星...