这种羊毛是山羊毛，不是绵羊毛。

This wool comes from goats, not sheep.

《牛津词典》

他们可以看到剪绵羊毛，并学习羊毛是如何制成衣服的。

They can see sheep getting their wool cut and they can learn how that wool is made into clothing.

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具有比较优势的农业产业是种植业和畜牧业，具有比较优势的农产品是玉米、豆类、甜菜、牛肉、牛奶、绵羊毛和禽蛋。

And comparative-advantage industry of northeast agriculture is farming and stockbreeding. And main advantage agricultural products are corn, soybean, beet , milk, sheep wool, and poultry eggs.

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