词汇	downstream migration
释义	downstream migration 顺流回游
随便看	equilibrium boundary layer equilibrium box equilibrium brightness equilibrium budget multiplier equilibrium burn-up equilibrium bus riding model equilibrium by blowing equilibrium calculation equilibrium calculations equilibrium cant equilibrium carrier equilibrium carrier density equilibrium carriers equilibrium carrying telephone equilibrium catalyst equilibrium-catalyst equilibrium catch equilibrium cell equilibrium center equilibrium centrifugation equilibrium chemical equilibrium chromosome frequency equilibrium climate equilibrium coefficient equilibrium community