三维: three-dimensional, 3D...
折叠: to fold, collapsible, folding (bicycle, antenna, bed etc)...
相比: to compare...
地带: zone...
工科: engineering as an academic subject...
血管: vein, artery...
尽头: end, extremity, limit...
成群结队: making up a group, forming a troupe (idiom); in large numbers, as a large crowd...
药方: prescription...
青蛙: frog, (slang) ugly guy...
