zhè / kuài / xīng / shí / de / chéng / fèn / yǔ / dì / qiú / shàng / de / pǔ / tōng / yán / shí / bù / tóng

这块星石的成分与地球上的普通岩石不同。

The composition of this meteorite differs from that of ordinary rocks on Earth.