Oscillography
[电] 示波法
🗣️ 情景例句
Oh, that's wonderful! That's wonderful!
噢， 真是美极了 ，真是美极了！
I'd met Stone several times before.
以前我见过世通几次。
One day a letter from my father arrived at the school, asking for a teacher for me.
有一天，我父亲的信寄到学校，请求为我聘用一名教师。