silk natural silk
Silkworm culture is practised in order to get silk.
养蚕是为了得到蚕丝。
—— 给力词典精选In silk, it would be better to describe the chains as being antiparallel.
在蚕丝中, 更确切地讲,这些链是反向平行的。
—— 辞典例句Describe the molecular structures of silk and the spider silk.
请描述蚕丝与蜘蛛丝的分子结构。
—— 给力词典精选Silk , the softest thing in nature, has a good elasticity.
蚕丝, 自然界中最柔的天然弹性纤维。
—— 给力词典精选In winter, we release warm, beautiful silk and woolen coats.
冬季则推出各种蚕丝外套及毛料外套,兼顾保暖与美观的需求。
—— 给力词典精选