Undeveloped reserves
[经] 未开发油(气)藏
🧩 词语组成解析
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
Who am I, you old rascal?
我是谁 ？你这个老玩童。
How nice. Where were you exactly?
太好了，那你究竟去哪儿啦？
He did very badly on the exam----worse than expected almost the worst in the class.
他考的不好，比期望的还糟。几乎是全班最差的。