Klockmannite
六方硒铜矿, 蓝硒铜矿
🗣️ 情景例句
Please wait for me. I won't be long.
清等等我，就一会儿。
Where do you have your lunch?
你在哪儿吃午饭？
But we need just a little more time.
请再多给我们一点点时间。