单词	antisiphon
释义	antisiphon adjective an·​ti·​si·​phon : designed to prevent the emptying of a sanitary trap because of difference of pressure Word History Etymology anti- entry 1 + siphon entry 2
随便看	drawn edge drawn glass drawn grain drawn in drawn off drawn on drawn out drawn teind drawn up drawn-out drawnet drawnwork drawnworks drawplate drawplates drawpoint drawrod drawrope draws draws (off) draws a conclusion draws away draws back draws down draws in

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