Gorlanadite
砷铅矿
🗣️ 情景例句
He emphasized the importance of being honest.
他强调诚实的重要性。
A little of every thing is nothing in the main.
每事浅尝辄止，事事都告无成。
I have just received a letter from my old school, informing me that my former headmaster,
我刚刚收到母校的一封信，通知我说以前的校长