Periodometer
调和分析仪
🗣️ 情景例句
There is no future in my job.
我的工作没有未来。
Who has never tasted bitter, knows not what is sweet.
不尝黄连苦，怎知蜂蜜甜。
They celebrated his birthday with a dance party.
也们举办舞会来祝贺他的生日。