In the dead of the night those guttural sounds in a strange language were mysterious and alarming.

夜深人静时， 那些陌生语言的喉音神秘而惊人。

Other experts think it might be even older than the Greeks or Romans, and the sound was meant to mimic the low, guttural sound of a cow.

其他专家认为这个词可能比希腊语或罗马语更古老，这种声音是为了模仿牛的低沉喉音。

When this recital of events was ended, his voice once more changed, and became plaintive and even musical, in its low guttural sounds.

当这段事件的叙述结束时，他的声音又变了，变得哀伤，甚至带有低沉的喉音。

Suddenly, I heard the guttural sound of a sob violently suppressed; I rushed into the salon and found the countess sitting by the window with her handkerchief to her face.

突然，我听到喉咙里传来一声被强压住的抽泣声； 我冲进沙龙， 发现伯爵夫人坐在窗边， 手帕捂着脸。