Read Edit View history 航天史 hángtiānshǐ history of spaceflight Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 航天史 · hángtiānshǐ · history of spaceflight 2026/03/12 航天史 hángtiānshǐ history of spaceflight the historical record and development of human space exploration. 这是人类航天史上的一大壮举。 noun created sense Mar 12, 2026, 03:37 AM