pegger

例句：

1. 1. The pegger is a small piece of wood that holds the egg together.
   这个小木块是用来固定蛋的。
2. 2. She carefully removed the pegger from the chicken's egg to reveal the yolk inside.
   她小心翼翼地从鸡的蛋里取出了蛋壳，露出了里面的蛋黄。
3. 3. The pegger is often used as a decorative element in birdhouses.
   蛋壳通常用作鸟屋的装饰元素。