Definition: becoming annoyed very easily Level: C2
杰克一整天都很易怒。
Jack's been ___irritable all day.
炎热的天气让所有人都变得烦躁。
The hot weather made everyone ___irritable.
睡眠不足常常会让人感到烦躁且无法集中注意力。
Lack of sleep often leaves people feeling ___irritable and unable to concentrate.
