Mine development
[经] 矿山开发费
🧩 词语组成解析
mine
[maɪn]
pron. (I的所有格)我的（东西）;
n. 矿;矿井;地雷;水雷;
vt.& vi. 在…中开采，开采;
vt. 在…中[下]布雷;以地雷[水雷]炸毁;
🗣️ 情景例句
This method should be widely promoted.
这种方法应该推广。
More of our worries come from within than from without.
烦恼发乎内者多于发乎外。
I was wondering if you were doing anything this weekend.
我想知道这个周末你有什么要做。