Niobyl
鈮氧基
??? 情景例句
I think I can stay at home
我覺(jué)得我可以待在家
I wasn't aware of that.
我沒(méi)有意識(shí)到。
It was not yet light, so it was easy to stay hidden.
天還沒(méi)亮，所以很容易隱蔽。