Colemanite
n. [矿]硬硼酸钙石
🗣️ 情景例句
I'm not surprised.
我一点也不觉得奇怪。
Don't play innocent.
别装蒜！
The boys felt tired so they put out the fire and crept into their tent.
于是他们扑灭了篝火，钻进了帐篷。