[5.4÷18＋（41.47＋38.53）×0.1]÷2.5._*q;s4h
算式：提示3`-B-c*O5x5W/n'L1n2M)Y8F;H._*q;s4h
=/F6g5U-R/y5\(z._*q;s4h