Sodar
[电] 声音检波和定域
🗣️ 情景例句
A baby gets used to voices.
婴儿习惯各种声音。
When three know it, all know it.
三人知，天下晓。
But the historian attempting to reconstruct the distant past is always faced with a difficult task.
但是，历史学家企图重现遥远的过去可是一项艰巨的任务，