后掩蔽 hòuyǎnbì backward masking Definitions Defs Origin Strokes Stroke Words Sentences Sents 后 後 hòu locativepreposition after (bound form) later in time; afterwards; future; subsequent in a sequence掩蔽 yǎnbì to screen to screen, shelter, or cover; often used in a military context to hide troops or equipment from view