流星 (liúxīng) means "meteor" or "shooting star," referring to the streak of light produced when a small piece of space debris burns up in Earth's atmosphere. The word literally combines 流 (flowing) and 星 (star). It commonly appears in compounds like 流星雨 (meteor shower).
小时候我总喜欢在夏天的夜晚看流星。
Xiǎoshíhòu wǒ zǒng xǐhuān zài xiàtiān de yèwǎn kàn liúxīng.
When I was little, I always liked watching shooting stars on summer nights.
昨晚你看到那颗流星了吗?特别亮!
Zuó wǎn nǐ kàn dào nà kē liúxīng le ma? Tèbié liàng!
Did you see that shooting star last night? It was so bright!
据说看到流星的时候可以许个愿。
Jùshuō kàn dào liúxīng de shíhòu kěyǐ xǔ gè yuàn.
They say you can make a wish when you see a shooting star.