深沟高壁 shēngōugāobì strong fortifications Origin Definitions Defs Strokes Stroke Words Sentences Sents 深沟 深溝 shēngōu deep ditch deep ditch; trench; deep furrow; deep gully or ravine高 gāo adjective high high; tall; above average in height, level, or degree壁 bì noun rampart (bound form) rampart; breastwork or defensive military fortification