Opencast mining
露天开采
🧩 词语组成解析
a. 露天开采的
mining
['mainiŋ]
n. 采矿（业）;
v. 在…中开采，开采(mine的现在分词);在…中[下]布雷;以地雷[水雷]炸毁;
🗣️ 情景例句
I know you're building a new factory,
我知道你在兴建一座新工厂，
Turn down the radio please.
请放低音量。
That's right.
对。