2 sentences for 北斗 (Běi​dǒu — Big Dipper)

1. 在晴朗的夜空中，北斗清晰可见。

   zài qíng​lǎng de yè​kōng zhōng, Běi​dǒu qīng​xī kě​jiàn.

   The Big Dipper is clearly visible in the clear night sky.

   Source: Dong Chinese Dictionary

2. 古人在茫茫大海上常根据北斗的方向来辨别南北。

   gǔ​rén zài máng​máng dà​hǎi shàng cháng gēn​jù Běi​dǒu de fāng​xiàng lái biàn​bié nán​běi.

   Ancient people often relied on the direction of the Big Dipper to tell north from south at sea.

   Source: Dong Chinese Dictionary