词汇	露封的信
释义	露封的信 unsealed letter
随便看	side slope extension side-slope of highway side-slope of roads side-slope of tunnels side slope protection Side-slope protection side-slope protection project side-slope protection work side-slope protection works side slope reinforcement side slope revegetation Side slopes side slope seepage side slope shoring side slope slippage sideslopes of highway embankment sideslope stability side slope stability side-slope stability side slope support side slope supporting side slope treatment side-slope virescence side slop greening side slop minitoring