Kieserite
n. [地质] 硫酸镁石
🔁 扩展释义
【化】 水镁矾
🗣️ 情景例句
What was it about?
刚才谈什么？
You must not pledge your own health.
切不可把健康作孤注一掷。
Oh dear! It's very warm in this clasroom, isn't?
天哪，这屋里真暖和，不是吗？