Complex sentence: The name is derived from the Mandarin Chinese 帝 "dì" meaning'emperor' and 龙 "lóng" meaning'dragon', used to name dinosaurs in the same way as "-saur (us)" in the West.
Split into simpler sentences: The name is derived from the Mandarin Chinese 帝 "dì" meaning'emperor' and 龙 "lóng" meaning'dragon'. "Long" is used to name Chinese dinosaurs in much the same way that the latin "-saur (us)" is in the West.