词汇	hydraulic engine,
释义	hydraulic engine, 热蒸汽机；水力发动机
随便看	vulnerable country vulnerable degree vulnerable ecological region vulnerable ecological regions vulnerable eco-region vulnerable european option pricing vulnerable families Vulnerable Greup vulnerable group Vulnerable Group among College Students vulnerable group of society vulnerable groups Vulnerable Groups among College Students vulnerable groups among involuntary migration vulnerable groups in rural areas vulnerable groups in the country vulnerable groups of college students Vulnerable Groups of Jobless Vulnerable Groups of Rural Elderly vulnerable groups of society vulnerable group travel vulnerable index Vulnerable Individual Protection Services VIPS vulnerable inmate vulnerable Karst ecosystem