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
Yes, I have been working in an advertisement company in the last two years.
是的，在过去两年里，我一直在一家广告公司工作。
Please hurry, we're a bit pressed for time.
请快点，我们时间不多了。
I don't know his number. Did you write it down?
我不知道他的电话号码。你记下来了吗？