Then, they used software to analyze the recorded sounds.

然后，他们用软件来分析录制的声音。

But that compromises the quality of the audio because its those grooves that determine how the record sounds.

但这影响了音频的质量，因为正是这些凹槽决定了录音的声音。

What is unclear is whether it records sound as well as images.

不清楚的是它是否记录声音和图像。

Once we get the stamper back, we conduct test pressing and a quality check to make sure that the record sounds good.

一旦我们拿回压模，我们进行试压和质量检查，以确保唱片的声音是好的。

For example, how long they spoke, how often they paused, as well as the intensity, pitch and overall characteristics of the sounds recorded.

例如，他们说了多长时间，他们停顿的频率，以及记录的声音的强度，音调和整体特征。

Last month, the Mandopop star had hinted at a new album in a vlog shot in Paris, teasing “old sounds” recorded with vintage instruments.

上个月，这位华语音乐明星在巴黎的 vlog 中暗示了（其即将发行）一张新专辑，并笑称（该专辑的）“旧声音”是由老式乐器录制。

Narrator: And it ensures that any sounds recorded in the studio sound exactly like they were recorded on set.

旁白：它确保在录音室中录制的任何声音听起来都与在现场录制的完全一样。

But by analyzing the collection of bio-duck sounds recorded over the decades, researchers may now be able to track their population size and migration patterns.

但通过分析近十几年来收集并记录到的类似鸭子的声音信息，研究人员们目前能够据此推测出它们的种群规模，数量以及迁徙活动模式。

One of those eruptions blew it apart, producing the loudest sound recorded in history, 10 trillion times louder than a rocket taking off, heard halfway around the world.

其中一次爆发将火山本身炸开，制造出史上最巨大的声响，比火箭发射的声音大十万亿倍，响彻半个世界。