At the time there was a rumbling sound , something like a huge truck would make.
同时, 大地发出如同重型卡车发出的轰响.
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A faint rumbling sound that increases in volume is noticeable as the landslide nears.
微弱的隆隆声逐渐变大引起注意,即是山崩接近的声音。
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When the echoes died away, everyone could hear a faint rumbling sound which grew louder and louder.
当回声渐渐平息后,每个人都能听到一阵微弱的隆隆声变得越来越大。
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后来当船上的货物 、 压舱物 、 弹药以及400个人轰的一声滑到急剧倾斜的船体左舷一侧的时候, 岸上观看的人们听到了雷鸣般的轰隆声.
《用法词典》