前: front左: the left side; the left片: a flat,thin piece; slice; fl ...前左安装连臂: forward left mount link船首前左右45度的弧内: bow前作: forecrop; foregoing crop; preceding crop culture; previous crops前作残留: anything left from previous crops前嘴龙目目: protorosauria前作物: forecrop; foregoing crop; preceding crop前组织: predecessor organization前作业孔径: front operationaperture前组合灯: front combined lamps前作用域: prescope前阻尼器: front camper