Noun:

1. lake in northwestern Russia near the border with Finland; second largest lake in Europe

onen.一；一个；一体adj.一个的；某一个的；唯一的；同一的pron.任何人；某人one log一个对数one out一死；一人出局onehalfnum.二分之一Oneciuc奥内丘克onephaseadj.单相的one sizeadj.均一尺寸的；等大的；同样大小的；同粒度的one down一人出局one side一方one shoe一只鞋oneiroid梦样的