某商店最近进了8桶酱油,1桶醋,桶是封着的,从外观上看,酱油桶和醋桶完全相同。店内有一架大型天平,请问最少称几次能把那桶醋找出来? 61ai+P7Wc/atuhn8+TEjw3NTt2/iRj45v35M+pWAOiHINlTWkxLcH/RO745cmnZ+