Whitlockite
白磷钙矿[石]
🗣️ 情景例句
How well do I speak English?
我的英文说得怎样？
He learns French every day.
他每天都学法语。
But other suns, stars as the astronomers call them, are bound to have planets like our own,
但是，其他的太阳，即天文学家所说的恒星，肯定会有像我们地球一样的行星。