Sonograph
n. 声谱仪
🗣️ 情景例句
No, it's Ok.
不用， 没有关系 。
A wicked book is the wickeder because it cannot repent.
一本坏书危害无穷。
Forty-two years later a tunnel was actually begun.
42年以后，隧道实际已经开始建了。