n.[用以加強語氣]到底； 究竟

The building fell with a crash as loud as thunder. 建筑物轟隆一聲倒塌了，聲如雷鳴。

The house fell with a crash as loud as thunder. 房子轟隆一聲倒塌，聲如雷鳴。

Do you mean say we are met for a thunder storm? 你肯定我們會遇到一場雷雨？

Lightening is usually accompanied by thunder. 閃電總與雷鳴相伴。

And heaven's artillery thunder in the skies? 難道我不曾聽見戰(zhàn)場上的炮轟，天空中的霹靂？

We could hear the thunder of distant guns. 我們可以聽到遠處炮聲隆隆。