"grumble about" in Chinese (Simplified)
抱怨
Definition
小声或低声对某事抱怨，通常带有不满或恼怒的情绪。
Usage Notes (Chinese (Simplified))
多为口语，通常指对小事持续或重复地抱怨（如 'grumble about the weather'）。比 'complain' 含义更轻。
Examples
He always grumbles about the cold weather.
他总是**抱怨**天气冷。
The students grumbled about the long homework.
学生们**抱怨**作业太多。
My brother grumbles about helping with chores.
我哥哥**抱怨**帮忙做家务。
People love to grumble about the traffic every Monday morning.
大家每周一早上都喜欢**抱怨**交通。
"Stop grumbling about your job," she told him with a smile.
她笑着对他说：“别再**抱怨**你的工作了。”
Whenever dinner is late, Dad starts to grumble about being hungry.
只要晚饭晚了，爸爸就会开始**抱怨**饿了。