Wobbulator
[电] 摆频振荡器
🗣️ 情景例句
Good luck.
祝你好运。
Arthur must send that letter soon.
亚瑟，你必须立刻投递那封信。
My old friend, Frank Halliday, is just such a person.
我的老朋友弗兰克。哈利戴正是这样一个人。