gunpowder
US /ˈɡʌnˌpaʊ.dɚ/
UK /ˈɡʌnˌpaʊ.dər/
名詞
火藥
an explosive mixture of saltpeter, sulfur, and charcoal, used since the 14th century as a propellant in firearms and for blasting.
範例:
•
The ancient Chinese invented gunpowder.
古代中國人發明了火藥。
•
The rebels used gunpowder to blow up the bridge.
叛軍用火藥炸毀了橋樑。
同義詞: