grumbling
英[?ɡr?mbl??]
美[ ?ɡr?mbl??]
柯林斯高阶英汉双解学习词典释义
英英词典释义
Noun
1. a loud low dull continuous noise;
"they heard the rumbling of thunder"2. a complaint uttered in a low and indistinct tone
Adjective
1. continuous full and low-pitched throbbing sound;
"the rumbling rolling sound of thunder"2. muttering discontentedly;
"the grumbling boarders requested a meeting with the cook"