Tevatron
一万亿电子伏加速器
🗣️ 情景例句
IT is no longer the growth industry it once was.
信息科技业的增长不再像以前那样快。
Draw not your bow till your arrow is fixed.
事未齐备，切莫妄动。
But here we come up against the most difficult of all obstacles to contact with people on other planets ----the astronomical distances which separate us.
然而，在和外星人联系中我们遇到的最大困难是分隔我们的天文距离。