2 sentences

1. 我走之后听到一声枪响。

   wǒ zǒu zhī​hòu tīng​dào yī shēng qiāng​xiǎng.

   I heard a gunshot after I left.

   Source: OpenSubtitles

2. 我听到一声枪响。

   wǒ tīng​dào yī shēng qiāng​xiǎng.

   I heard a gunshot.

   Source: OpenSubtitles