英语释义
1. a mutter of discontent complaint
Operators of bars and restaurants, who hear the first-hand grumblings of customers on the boardwalk, tend to oppose the ordinance.
— Kevin Robinson
2. a growling or reverberating noise rumbling
On a shorter timescale, researchers and governments are working together to detect the first grumblings of an earthquake and alert communities that might be affected.
— Eva Botkin-Kowacki
3. expressing discontent especially by muttering
Meanwhile, grumbling fans wondered why the new coach hadn't hired any Ohioans for his staff.
— Erick Adelson
4. making a low, heavy, rolling sound
There was no sound, still, but the rushing river and the grumbling, looming storm.
— Susan Cooper