Fibers of seed plants such as cotton, flax, and hemp are woven into cloth.
棉花、亚麻和大麻等种子植物的纤维被织成布。
2
But in warm climates, cotton, flax and other fibrous materials that grow on plants have also been used from ancient times to shade people's bodies from the Sun.
但是在温暖的气候，在植物上生长出的棉布，亚麻和其它纤维原料自远古时代，也同样被人们用于遮阳庇荫。
3
Plantingalternative crops such as cotton or flax instead of food crops may be.