Borocalcite
硼钙石
🗣️ 情景例句
You messed up.
你办砸了。
Get me a hammer from the kitchen,will you?
从厨房拿给我一个榔头好吗？
It seems she was in class on Friday afternoon, but no one has seen her since.
好象她星期五还在教室，但从那以后没人看见过她。