单词	stop down
释义	stop down verb stopped down; stopping down; stops down transitive verb : to reduce the effective aperture of (a lens) by means of a diaphragm Word History First Known Use circa 1891, in the meaning defined above
随便看	apologetically apologetics apologia apologia pro vita sua apologiae apologias apologies apologise apologised apologiser apologisers apologises apologising apologist apologists apologize apologize for apologized apologizer apologizers apologizes apologizing apologs apologue apologues

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