英语语法分析

When the planetarium sky matched the sky outside, the birds fluttered in the direction of their normal migration.

当天文馆的天空与外面的天空相匹配时，鸟儿们就朝着它们正常迁徙的方向飞翔。

Visiting the Shanghai Planetarium can open your eyes.

参观上海天文馆可以开阔你的眼界。

It is expected to become the world's largest planetarium.

它有望成为世界上最大的天文馆。