Pyroniobate
焦铌酸盐
🗣️ 情景例句
No. Isn't it wonderful?
不， 这不是很美妙吗？
To play baseball
打棒球
I don't want to imply that every point in this contract is negotiable.
不用我说，该合同中的每一条都要严格执行的，没有讨价还价的余地。