旋乾轉坤 [ㄒㄩㄢˊ ㄑㄧㄢˊ ㄓㄨㄢˇ ㄎㄨㄣ; xuan2 qian2 zhuan3 kun1] lit. overturning heaven and earth (idiom); earth-shattering a radical change ◄ ►