sounder是什么意思
音标:英 [‘saʊndə]美 [‘saʊndə]
发声者, 鸣响的东西, 音响发声器, 测深员[电] 音响器
a device for making soundings
sounder的用法和例句：
1.
And in that effort, we become stronger, sounder and more pious than we were individually.
在此过程中我们会比各自 变得更加强大稳固且更为虔诚
2.
The ripper kills in sounders of three or four in quick order.
开膛手作案时会迅速杀害三或四头受害者
