cultivated silk

• 家蚕丝

cultivated silk的用法和样例：

例句

1. The ionetching experiment results showed that tissue structure of the nature yellow silk was tighter than that of the normal white silkworm silk.
   离子刻蚀显示，天然黄色家蚕丝纤维内部的原纤表面组织结构比普通白色家蚕丝紧密。