It caused a revolution!
注：revolution有“旋轉(zhuǎn)”的意思，也有“革命”的意思。
更多英語(yǔ)謎語(yǔ)
What is it that has a bottom at the top of them?
What can you hold without ever using your arms or hands?
Which side of a cow has the most hair?
What flowers do you always wear?