天然煤气 tiānránméiqì natural gas Definitions Defs Origin Strokes Stroke Words Sentences Sents 天然煤气 天然煤氣 tiānránméiqì natural gas Combustible gas found naturally underground; same as 天然气 tiānránqì Cross-References Same as 天然气 tiānránqì
天然煤气 天然煤氣 tiānránméiqì natural gas Combustible gas found naturally underground; same as 天然气 tiānránqì Cross-References Same as 天然气 tiānránqì
