2 sentences

1. 她是电影界一颗冉冉升起的新星。

   tā shì diàn​yǐng​jiè yī kē rǎn​rǎn shēng​qǐ de xīn​xīng.

   She is a rising star in the film industry.

   Source: Dong Chinese Dictionary

2. 天文学家观测到了一颗突然爆发的新星。

   tiān​wén​xué​jiā guān​cè dào le yī kē tū​rán bào​fā de xīn​xīng.

   Astronomers observed a nova that suddenly erupted.

   Source: Dong Chinese Dictionary