Sideronatrite
[矿]纤钠铁矾
🗣️ 情景例句
Don't be such a moaner.
别老是哼哼唧唧的。
We feel your product is too specialized for mass marketing.
我们认为你们的产品对广大市场而言太专业化了。
Is that all?
就是这些吗？