2026-02-28 11:15去年还说去火星，今年要在月球建城市，马斯克是变脸还是有新计划？飞说智行
Isaacman also said the agency would halt work to develop a more powerful version of the SLS rocket's upper stage, known as the Exploration Upper Stage, or EUS. Instead, NASA will go forward with a "standardized," less powerful stage but one that will minimize major changes between flights and utilize the same launch gantry.
。业内人士推荐同城约会作为进阶阅读
When delay slots aren't enough: RPT as a stall
return j; // 返回pivot的最终位置