Fluooxycolumbate
氟氧铌酸盐
🗣️ 情景例句
Did she say why she had to leave today?
她说了她为什么今天非走不可吗？
To minimize any possible damage, we've packed our goods in the way to suit for long sea-voyage.
为使损失减少到最低限度，我们对货物的包装足以承受长途海运。
Please stop me if you have any question.
有任何问题，请随时叫我停下来。