Whitlockite
白磷钙矿[石]
🗣️ 情景例句
I recognize you ...
我认得你……
All are brave when the enemy flies.
敌人逃跑时，个个都勇敢。
Now move the hand to and fro and around but not up and down.
然后把手前后左右以及旋转摆动，但不要上下摆动。