formin

例句：

1. 1. The formin of the plant is unknown.
   这种植物的形态未知。
2. 2. Formin are a type of flowering plant.
   Formin是一种开花植物。
3. 3. The formin of this species has not been studied extensively.
   这种物种的Formin尚未广泛研究。