丝绸由各种野生和家养鳞翅目昆虫孵化的卵而逐渐形成。

Silk was made using various breeds of lepidopterans, both wild and domestic.

youdao

丝绸由各种野生和家养鳞翅目昆虫孵化的卵而逐渐形成。

Silk was made using various breeds of lepidopterans, both wild and domestic.

youdao