“direct ascent”造句，怎麼用direct ascent造句

當眼淚也已成奢侈，期許也成夢幻；來時興沖沖，家有多少暖，走時悲切切，家是如此寒；生命中有多少不期而遇的羈絆，但那又如何，時光依舊不老；歲月的長河荏苒如梭，一遍又一遍的流淌著無法重來的期待。

Total Earth-launched payload in this mission fell between 11,000 and 13,000 kilograms, one-sixth to one-fifth of the 68,000-kilogram payload then in prospect for the direct ascent lunar mission.