但幸好，当他们被抓住的时候，他们会发出一种很容易辨识的声音----所以下次你吃双层汉堡之前一定要先仔细地听一听有没有什么奇怪的声音。

The good news is, they tend to make a very distinct grunting noise when they've been captured—so just be sure to listen carefully to your next double cheeseburger.

youdao

窗外的风景大多是高速公路，化工厂和仓库，所以凯文没什么好分神的，他就可以仔细听前面坐着的两个家伙说江湖黑话。

The scenery outside was mostly highway, chemical plants, and industrial warehouses, so Kevin had little to distract him from the two wild CARDS seated across from him.

youdao

所以要仔细听，在听音乐的时候锻炼你的耳朵去识别它。

So listen carefully, and train your ear to identify it when you listen to music.

youdao