动物纤维 dòngwùxiānwéi animal fiber Definitions Defs Origin Strokes Stroke Words Sentences Sents 动物纤维 動物纖維 dòngwùxiānwéi animal fiber Natural fiber obtained from animals, such as wool, camel hair, or silk; these fibers are primarily composed of protein and are known for their heat-insulating properties
动物纤维 動物纖維 dòngwùxiānwéi animal fiber Natural fiber obtained from animals, such as wool, camel hair, or silk; these fibers are primarily composed of protein and are known for their heat-insulating properties
