Fluoniobate
氟铌酸盐
🗣️ 情景例句
and get some fresh air?
呼吸一些新鲜空气呢？
Do you have the tickets, or not?
你到底有没有买票？
After the alarm had been given, the great ship turned sharply to avoid a direct collision.
警报响过不久，巨轮急转弯，以避免与冰山正面相撞。