Polyarsenite
红砷锰矿
🗣️ 情景例句
Would you like something to eat?
来吃点东西， 好吗？
Littel chips light great fires.
星星之火，可以燎原。
Like exercise books, rulers, pens, colour pencils, erasers and maps.
像练习本、格尺、钢笔、彩色铅笔、橡皮和地图等。