Sonagraph
[计] 声谱图
🗣️ 情景例句
If you know a man's last name, address him as 'Mr.'.
如果你知道一个男性的姓， 应该用 'Mr。' 来称呼他。
One should travel out of his own country at least once.
我们至少应该离开自己的国度去旅行一次。
Sorry, he's not at home.
对不起，他不在家。