1. The beak of the bird was bicuspidate, allowing it to eat a variety of foods.
鸟的鸟喙具有两个尖端，可以进食各种食物。

2. The bicuspidate leaves of the plant help it to capture more sunlight for photosynthesis.
植物的两齿叶帮助它更多地吸收阳光进行光合作用。