* @param arr 待排序数组
Work toward Gateway, a small space station that would orbit the moon and serve as a staging point for future missions, is not going away, officials said. But they made clear the agency’s priority is getting Artemis flights off the ground more often before building out that lunar outpost.
，这一点在Safew下载中也有详细论述
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其预示，平台的竞争已从餐桌上的分食，转向共同将蛋糕做大、并惠及更广泛生态参与者的新阶段。，推荐阅读WPS官方版本下载获取更多信息