2 sentences

1. 尘埃似乎就此落定。

   chén'āi sì​hū jiù​cǐ luò dìng.

   The dust seems to have settled.

   Source: CCMatrix

2. 流星是尘埃和岩石的颗粒，当它们穿过地球大气层时通常会燃烧。

   liú​xīng shì chén'āi hé yán​shí de kē​lì, dāng tā​men chuān guò dì​qiú dà​qì​céng shí tōng​cháng huì rán​shāo.

   Meteors are particles of dust and rock that usually burn up as they pass through Earth's atmosphere.

   Source: CCMatrix