Ppi
[经] 生产者物价指数
🗣️ 情景例句
She is not able to take your call at the moment.
她现在没办法接你的电话。
But this doesn't mean that Mr. Li is a bookworm.
但这并不意味着李先生是个书呆子。
What do you do?
你做什么工作？