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...
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...
To include as many viewpoints as possible, the editor reserves the right to shorten letters.为了能包括尽可能多的观点，编辑保留对信件进行删节的权力。Before becoming a full-blown director, he worked as the film editor on Citizen Kane.在成为一名完全成熟的导演之前，他...
They forbid any ships to enter the water.他们禁止任何船舶进入这片水域。No. I forbid it. You cannot...不，我不允许那样，你不能…They'll forbid you to marry...他们不会准许你结婚。They'll forbid you to marry.他们不会准许你结婚。The bylaws forbid playing ball in...
" 不, 腿足有两码长,是个漂亮的小驹子." No, a fine little stallion with legs two yards long.这是由良种的母马所生的驹子.This is a colt out of a good dam.空虚的人却毫无知识.人生在世好像野驴的驹子.For vain man would be wise , though man be born like a wild ass's colt....
a northern border fief of the duchy of Aquitaine阿基泰恩公爵领地中北部边界的一块封地Henry VIII decided to dispark the Duchy parks and turn them more profitably into pasture.亨利八世决定开放若干公爵猎园,把它们改作更加有益的牧场.In 1987 awarded the Grand Duchy of Lu...