单词	fallback
释义	fall·back (fôlbăk′) n. 1. a. Something to which one can resort or retreat: applied to another college as a fallback. b. A retreat: The colonel ordered a fallback to the woods. 2. Something that falls back: the fallback of debris from the explosion. fallback′ adj.
随便看	heliotherapy heliotrope heliotropic heliotropin heliotropism heliotype heliotypic heliozoan heliozoic helipad heliport heliskiing helistop helium helium I helium II helix he'll hell hella hellacious hell and high water Hellas hellbender hell-bent

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