Hafnate
铪酸盐
🗣️ 情景例句
Yes, indeed.
对 ，正需要。
Quality is even more important than quantity.
质量比数量更为重要。
Mars is too dry and poor in oxygen, Venus far too hot, and so is Mercury,
火星太干燥又缺氧，金星太热，水星也一样。