Richellite
土氟磷鐵礦
??? 情景例句
You bet I have!
我鐵定已經(jīng)釣到了！
I'm not accustomed to that kind of social situation.
我不太習(xí)慣那種社交場(chǎng)合。
which we may call respectively the tough and the gentle.
我們分別稱之為強(qiáng)硬法和溫柔法。