(Double, double toil and trouble;不惮辛劳不惮烦 Fire burn, and caldron bubble.)釜中沸沫已成澜 Double, double toil and trouble;不惮辛劳不惮烦 Fire burn, and caldron bubble.釜中沸沫已成澜 Double, double toil and trouble;不惮辛劳不惮烦 Fire burn, and caldron bubble.釜中沸沫已...