throat和voice在表示“嗓音”上有什么区别?

throat
[θrəut]
n.
咽喉,嗓子
颈
voice
[vɔis]
n.
嗓音,说话声,歌唱声
Our voices echoed in the empty house.
我们的声音在空屋里回荡.
(口头或书面的)意见等,发言权,影响
The people must have a voice.
人民必须有发言权.
(动词的)语态
We should translate this sentence in passive voice.
我们应该用被动语态翻译这个句子.