2 sentences

1. 漫长的冬夜终于过去了。

   màn​cháng de dōng​yè zhōng​yú guò​qù le.

   The long winter night has finally passed.

   Source: Dong Chinese Dictionary

2. 寒冷的冬夜里，天狼星在夜空中显得格外明亮。

   hán​lěng de dōng​yè lǐ, Tiān​láng​xīng zài yè​kōng zhōng xiǎn​de gé​wài míng​liàng.

   On cold winter nights, Sirius appears exceptionally bright in the night sky.

   Source: Dong Chinese Dictionary