1. The parrot jaw is a common trait in certain bird species, where the beak is curved and resembles that of a parrot.
鹦鹉嘴是某些鸟类常见的特征，喙弯曲，类似于鹦鹉。

2. The parrot jaw allows these birds to crack open tough nuts and seeds with ease.
鹦鹉嘴使这些鸟类能够轻松地打开坚硬的坚果和种子。

3. Some people are said to have a parrot jaw because of their prominent chin and jawline.
有些人被认为有鹦鹉嘴，因为他们下巴和下颌线条明显。

4. The parrot jaw is a distinctive feature of the macaw, giving it a unique appearance.
鹦鹉嘴是金刚鹦鹉的一个独特特征，使其具有独特的外观。

5. The veterinarian examined the parrot's jaw to make sure it was healthy and free of any issues.
兽医检查了鹦鹉的嘴巴，确保它健康且没有任何问题。

6. The parrot jaw is often used as a symbol of strength and determination in various cultures.
鹦鹉嘴经常被用作各种文化中的力量和决心的象征。