单词	角质层--表皮
释义	表皮，角质层cuticle
随便看	variational normal mode initialization variational objective analysis variational optimization analysis variational principle variational--principle variational problem variational psychology variational solution variational technique variational wave function variation area variation between classes variation calculus variation center variation chart variation coefficient variation-- continuous variation; continuous variation curve variation derivative variation diagram variation diagram (of igneous rocks) variation diagram(of igneous rocks) variation-- discontinuous variation; discontinuous