isotope的复数形式怎么拼写？

Lasers promise to change this by making isotope separation easier, and cheaper.激光可以改变这种局面,从而使同位素分离变得比较容易 、 比较廉价一些.This indium isotope was created at the same time as the earth.这种铟同位素与地球产生在同一时代.The isotope ratio is direct...

isotope的音标：isotope的英式发音音标为：['aɪsətəʊp]isotope的美式发音音标为：['aɪsətoʊp]...

The Minnesota work on kaersutite also showed the presence of the isotope neon - 21.明尼苏达大学关于钛角闪石的研究表明,其中也存在同位素氖 - 21.Today, most cyclotrons are used either for instructional purpose or for isotope production.今天大多数回旋加速器是用在...

n.[化]同位素...

James usually drives a little hatchback.詹姆斯通常开一辆小巧的掀背车。It all looked a bit of a squash as they squeezed inside the small hatchback.当他们挤进那辆小小的舱门式汽车时，看起来有些过于拥挤。This car is the successor to our popular hatchback model.这种汽车是...

n.校对者，整理者...

n.马尿酸盐[酯]...

“向东方”的英语可以翻译为：east，orientation ...

n.交配...

n.授权，有资格( entitlement的名词复数 )，有权得到的东西...

n.（士兵或旅行者的）背包...

gnawing的音标：gnawing的英式发音音标为：['nɔ:ɪŋ]gnawing的美式发音音标为：[]...

One day she will walk out, just as her own mother did.总有一天她会离家出走，就像她母亲那样。I was worried she would walk out or bring the interview to an end.我担心她会离场或者终止采访。He was asked whether he would walk out if the worst came to the wor...

rams的音标：...

n.消耗，用尽，耗减...

Yahoo is the oldest and best-known Web directory service.雅虎是最早且最知名的因特网目录服务网站。He dialled directory enquiries.他拨打了查号台的电话。The directory is available on microfiche .使用说明在缩微胶片上。...

The Pomeranian is cocky, commanding , and animated as he gaits.博美的步态骄傲 、 庄重而且活泼.To train ( a horse ) in a particular gait or gaits.使用特定步法驯 ( 马 )...

n.测高计...

approvals的音标：...