1N-COUNT 持续而低沉的声音;隆隆声;辘辘声;咕噜声 A rumbling is a low continuous noise. 持续而低沉的声音;隆隆声;辘辘声;咕噜声
...the rumbling of an empty stomach. [+ of]
空空如也的肚子发出的咕噜声
Our peace was soon shattered by loud rumblings and explosions like cannon fire.
我们的平静很快就被炮声之类的巨大轰鸣声和爆炸声给打破了。
2N-COUNT [usually plural](情况恶化的)迹象,传闻;怨言Rumblings are signs that a bad situation is developing or that people are becoming annoyed or unhappy. (情况恶化的)迹象,传闻;怨言
There were rumblings of discontent within the ranks. [+ of]