棉蚜虫 miányáchóng cotton aphid Definitions Defs Origin Strokes Stroke Words Sentences Sents 棉蚜 miányá cotton aphid A type of light green aphid with a black head and thorax that sucks plant sap and damages cotton and other crops.虫 蟲 chóng noun insect lower form of animal life, including insects, larvae, worms, and similar creatures