| 单词 | 半天球 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔Horologium〕A constellation in the Southern Hemisphere near Hydrus, Eridanus, and Reticulum.时钟座：位于南半天球的星座，靠近水蛇座、波江座和网罟座美国传统〔hemisphere〕Either half of the celestial sphere as divided by the ecliptic, the celestial equator, or the horizon.半天球：被黄道，天赤道或地平圈分成两半的天球的一半美国传统 |
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