Ppi
[经] 生产者物价指数
🗣️ 情景例句
You and Mommy used to take me on the ferryboat.
你和妈妈常带我坐渡船。
Are you through?
你有完没完啊？
A few days later, she sent a boy to the workman to ask him if his name was Hans Bussman.
几天后，她派了一个男孩去问那人是否叫汉斯。巴斯曼。