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1. Oxford Dictionary

   boundary layer

   • n.
     a layer of more or less stationary fluid (such as water or air) immediately surrounding an immersed moving object.

   • noun: boundary layer, plural noun: boundary layers

2. • 相關詞

   surface boundary layer

   • n.
     the lowest layer of the earth's atmosphere extending to about one kilometer. Winds within ...

   Oxford American Dictionary

3. • 更多解釋

   boundary layer

   • IPA[ˈbound(ə)rē ˈlāər]

   • n.
     a layer of more or less stationary fluid (such as water or air) immediately surrounding an ...

   Oxford American Dictionary