Footsteps make a hollow sound.

一阵空洞的脚步声。

youdao

The bell, when struck, gave forth a hollow sound.

敲这钟时发出一种闷哑的声音。

youdao

Like people who brag is like a drum, the hollow sound.

喜欢吹嘘的人犹如一面大鼓，响声大腹中空。

youdao

On an acoustic guitar, the strings vibrate and the hollow part of the instrument, or the sound box,also vibrates.

VOA: special.2009.09.27

Make a cut on the top of the bread from point to point, and bake for 30-35 minutes or until the bread is nicely browned and there is a hollow sound when the loaf is tapped on the bottom.

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Allowing parties to operate would make Mr Besigye's war-cry sound hollow.

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The "boring" jibes sound hollow.

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