同根派生 plant life相关词英汉例句Operating with great efficiency and low-pressure loss, it provides excellent protection to the pressure regulators and meters, minimizes the maintenance and extends equipment life.操作了不起的傚率和低壓損，它提供對壓力減壓器和計量表極佳的保護，使維護減到最小和延長設備壽命。plant life更多例句