hoarsen

1.Experts say about 1/3 one in 3 people will become hoarsen hoarse at some point in their lives.

专示，约1/3的人会在一生的某个时候变得嗓音嘶哑。

2.Returning home， Yu Rang cut off his eyebrows and beard， and swallowed burning charcoal to hoarsen his throat， in order to escape recognition both in appearance and voice.

豫让回去后，剃去眉毛和胡子，又吞热炭，把声音弄嘶哑，以便从形象到声音都不让人认出来。