If a singer coughs, this can result in the bruising of the vocal cords.
如果歌手咳嗽,这可能会导致声带瘀伤。
Scientists long thought the lion's distinctive roar was due to thick layers of fat inside the vocal cords.
以前,科学家一直认为与众不同的狮子吼是取决于声带上面的几层很厚的息肉。
But new research suggests that it's not the fat that makes the roar, it's the shape of the vocal cords themselves.
但是新的研究发现并不是息肉起的作用,而是声带本身的形状。
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