鸡冠

例句：

1. 1. The rooster has a beautiful cock's comb.
   这只公鸡有漂亮的鸡冠。
2. 2. The cock's comb is used to identify the male of the species.
   鸡冠用于识别该物种的雄性。
3. 3. The cock's comb is also known as the crest.
   鸡冠也被称为鸡冠。