钢鼓:你没看错,这就是汽油桶做成的乐器。第二次世界大战的时候,美国在一个岛屿上建立了海军基地,于是他们带了许多桶汽油上岛。当汽油用空后,他们发现汽油桶的盖子被反复敲打成各种形状,能发出各 Drums: You’re right, this is the instrument made of gasoline barrels. During the Second World War, the United States established a naval base on an island, so they brought many barrels of gasoline to the island. When gasoline was empty, they found that the lid of the petrol drum was repeatedly beaten into various shapes,