环形轨道 [航] circular orbit
- 有一个环形轨道。
We do have a circular track. - “非常快”,在东京西部山脉中的环形轨道中体验之后,拉胡德先生走出列车时表示。
“Very fast, ” Mr. LaHood said after stepping off the maglev at a track nestled here in mountains west of Tokyo. - 是第一批质子被注入大型强子对撞机27公里长的环形轨道的那一刻计作开始?
Is it the moment when the first protons are injected into its 27km-long ring?
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