保利龙 bǎolìlóng styrofoam Origin Definitions Defs Strokes Stroke Words Sentences Sents 保 bǎo verb to protect to protect; to defend; to guard and keep safe from harm利 lì noun benefit advantage; benefit; help or use. Opposite of 弊 bì or 害 hài龙 龍 lóng synthetic fiber (bound form) a suffix used for synthetic chemical fibers like nylon