Sengierite
水钒铜铀矿
🗣️ 情景例句
Michelle is very grown up for a ten-year-old, huh?
以一个十岁的孩子来说 Michelle很成熟 ，是吗？
The exception proves the rule.
例外能反证规律。
What is the name of the machine?
机器的名字叫什么呢？