n.咕哝,嘟囔,发牢骚,(集体的)隐隐的不满
v.咕哝,嘟囔,发牢骚,咕隆,发轰隆声
grumble的现在分词

原形：grumble第三人称单数：grumbles过去式：grumbled过去分词：grumbled现在分词：grumbling

He grumbled about the early morning wake-up call.
他对早上的叫醒电话抱怨不已。
She grumbled to herself as she carried the heavy load.
她一边自己嘀咕，一边扛着沉重的货物。
The old man grumbled about the high prices of everything.
老人对所有东西的价格上涨抱怨不止。
He grumbled that he didn't get any recognition for his hard work.
他抱怨自己的辛勤工作没有得到应有的认可。
The children were grumbling about having to do their homework after playing all day.
孩子们整天玩耍后，对做作业感到不满。
She grumbled into her pillow, trying to fall back asleep.
她对着枕头咕哝，努力再次入睡。
The customer grumbled at the slow service, but eventually left satisfied.
顾客对服务慢表示不满，但最终还是满意离开。
The weatherman grumbled about the unpredictable weather patterns.
气象员抱怨天气模式的不可预测性。
After a long day, he just wanted to grumble and relax on the couch.
经过漫长的一天，他只想坐在沙发上发牢骚放松一下。
They grumbled about the noisy neighbors, but knew they couldn't move out.
他们对吵闹的邻居抱怨，但又知道自己无法搬家。