Schadeite
水磷铝铅矿
🗣️ 情景例句
Mama, what are they doing to me? Help!
妈妈 ，他们在对我做什么？ 救命呀！
Step after step the ladder is ascended.
按部就班，循序渐进。
New jobs are needed because a number of people are out of work.
因为许多人没有工作，所以需要为他们提供就业机会。