Picrofluite
氟镁石
🗣️ 情景例句
I don't think I have a mathemationcal brain.
我想我没有数学头脑。
Procrastination is the thief of time.
拖延即浪费时间。
It seems that the further cats fall, the less they are likely to injure themselves.
看起来，猫跌落的距离越长，它们就越不会伤害自己。