Ppi
[经] 生产者物价指数
🗣️ 情景例句
Uh-hum.
嗯哼。
What's the circulation of this magazine?
这杂志发行量怎么样？
If he had not broken his tooth, he would not be in hospital now.
如果他没有把牙齿弄坏，现在就不在医院了。