n.隆隆聲；轆轆聲

adj.隆隆響的

動詞rumble的現(xiàn)在分詞.

The distant rumbling of guns awoke us. 遠處的炮聲隆隆吠叫了我們。

The rumbling of the train slowly died away. 火車的隆隆聲慢慢消逝了。

The earthquake began with a low rumbling sound. 地震開始時發(fā)出低沉的隆隆聲。

adj.喃喃鳴不平的；出怨言的

n.皺紋；巖塊剝落

adj.破碎的

動詞crumble的現(xiàn)在分詞形式.