单词	生物浮游物
释义	生物浮游物 bioseston
随便看	variable-pitch grid variable-pitch inducer Variable Pitch Propelled variable pitch propeller variable-pitch propeller variable pitch propeller logbook variable-pitch propellers variable pitch representation variable pitch reversing propeller variable pitch screw variable pitch separator variable-pitch separator variable pitch sheave variable pitch spacing variable pitch spacing mechanism variable-pitch spacing mechanism variable pitch speed change gear variable pitch spring variable-pitch turbine Variable piteh serew bar variable placeholder variable plan Variable Plan variable planter variable plasma density region