1. The plants are wilting because they haven't been watered for days. 好几天因为没有浇水植物枯萎了。
2. But these slow-wilting lines, he says, produce 4 to 8 bushels more than normal soybeans under drought conditions. 他说，但是这些萎靡变慢的种质样本在干旱的条件下比普通大豆多产4到8蒲式耳。
3. They searched for germplasm that could keep plants from weakening and wilting during hot summers in the United States. 他们研究可以阻止植物在美国炎热的夏天弱化和枯萎的种质。
