Ppi
[经] 生产者物价指数
🗣️ 情景例句
Where's the campus cafeteria?
校园的食堂在哪儿？
When the ffish is caught the net is laid aside.
鱼获网弃。
At that time, gold was discovered in California and thousands of people rushed there to look for gold.
当时有人在加利福利亚发现了黄金，于是成千上万的人涌到那里去寻找金子