Meaning of yǔn shí:
陨石
meteorite; aerolite; CL:塊|块[kuai4],顆|颗[ke1]
Zuó wǎn de xīngkōng zhōng yǒu yī kē shǎnshǎn fāguāng de yǔnshí.
昨晚的星空中有一颗闪闪发光的陨石。
There was a shining meteorite in the night sky last night.
Zuótiān wǎnshàng wǒ kàn dào yī kē míngliàng de yǔnshí huáguò tiānkōng.
昨天晚上我看到一颗明亮的陨石划过天空。
Last night, I saw a bright aerolite streak across the sky.
Kēxuéjiā zài hǎiyáng zhōng fāxiànle yī kuài jùdà de yǔnshí.
科学家在海洋中发现了一块巨大的陨石。
Scientists discovered a huge meteorite in the ocean.