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
It was nice meeting you all.
很高兴见到你们一家人。
Rear sons for help in old age; and store up grains against famine.
养儿防老。
What are you doing? he asked. I'm cutting this tree up, answered the woodcutter.
“你在做什么？”他问。“我在把这棵树砍断，”伐木工人回答道。