pecking order 等级体系
pecking at 啄食
pecking behavior 啄食行为
pecking motion 啄击动作
pecking food 啄食食物
A: What are those chickens pecking at?
A：那些鸡在啄什么？
B: They are pecking at grains on the ground.
B：它们在啄地上的谷物。
1) 鸟类用喙啄食的动作
2) 轻微反复敲击的行为
3) 社会等级中的“啄序”概念
4) 快速或零碎的点击动作描述
1. 啄食；啄击动作
noun / verb form
1. the action of a bird striking or picking at something with its beak; also used to describe light repeated tapping or picking.
Synonym: nibbling, tapping, picking