Barry Barish: it's a machine that will collide electrons and positrons.
巴里·巴里斯:这是对撞电子和正电子的机器。
To see dark matter, said Dr. Barish, scientists will have to build the world's biggest particle accelerator.
巴里什博士说,要想看到暗物质,科学家们必须要建造世界上最大的粒子加速器。
Barry Barish: Twenty-five percent of the universe is made up of dark matter. All the things, like us, make up one percent or less.
巴里·巴里斯:暗物质占宇宙组成的25%,而我们自身则占1%或更少。
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