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
Hello, who's speaking, please?
喂， 谁在讲话？
Do you ever study English on Sunday?
你曾经在星期日学英文吗？
He said that someone might be spying on the station and the pilot was ordered to keep track of the strange object.
他说可能有人正对基地进行侦察，因此命令那个飞行员跟踪那个奇怪的飞行物。