圆荚

例句：

1. 1. The farmer carefullypicked the ripe beans from the pods.
   农民小心翼翼地从豆荚中挑选出成熟的豆子。
2. 2. The bean podsare a great source of protein and fiber.
   豆荚是极好的蛋白质和纤维来源。
3. 3.The farmers used to pick the beans fromthe pods by hand.
   农民过去常常用手从豆荚中采摘豆子。