1734, "orrery," Modern Latin, from Late Latin planeta (see planet) + Latin -arium "a place for." Sense of "device for projecting the night sky onto the interior of a dome" is attested from 1929.
权威例句
1. The planetarium staff also prepared talks for radio broadcast.
天文馆的工作人员还要准备讲稿给电台广播.
2. The four - building complex will include a library, a museum, an auditorium and a planetarium.
由四栋房屋所构成的这座综合建筑将包括一个图书馆 、 一个博物馆 、 一个礼堂及一个天文馆.
3. It landed in a shallow basin fifty yards from the planetarium.
它降落在离天文馆五十码处的一个浅盆地中.
4. On his days off, he takes them to the Museum of Natural History or the Planetarium.
休假的日子里,他就带他们去自然历史博物馆或是天文馆。
5. The motions of the stars can be approximated in a planetarium.