Proved undeveloped reserves
[经] 探明未开发储量
🧩 词语组成解析
prove的过去式和过去分词
a. 未充分发育的, 未开发的
n. 储量, 后备队\\n[经] 准备金
🗣️ 情景例句
Thank you. The address is No.44 Changning Road.
谢谢你，地址是长宁路19号。
What year is this?
今年是哪一年？
Yes, just the same.
一样。