Processus frontalis

例句：

1. 1. The dog is playing with its forelimbs.
   狗正在用前肢玩耍。
2. 2. The scientist used a forelimb to lift the heavy box.
   科学家用前肢抬起了沉重的箱子。
3. 3. The forelimbs of the bird are adapted for flying.
   鸟的前肢适应了飞行。