逐行扫描 zhúhángsǎomiáo progressive scanning Origin Definitions Defs Strokes Stroke Words Sentences Sents 逐行 zhúháng line by line proceeding one line at a time, such as in translation or scanning扫描 掃描 sǎomiáo to sweep to move an electronic beam or radio waves back and forth across an area to produce an image or detect objects