Tomato growers now put bumblebee colonies inside the greenhouse to pollinate the tomatoes because they get much more efficient pollination when it's done naturally and they get better quality tomatoes.
现在，西红柿种植者为了授粉西红柿 把大黄蜂的蜂巢放在温室里 因为它们在自然授粉时 更有成效 他们从而得到更好的西红柿。