n.隱匿；隱蔽；躲藏
The place is favourable to concealment. 這是容易隱蔽的地方。
Let it become the most concealment sand grain in our heart bottom. 讓它成為我們心底最為隱蔽的沙粒。
In time, these incidents only made her better at concealment and stealth. 就是這些小動作，練就這只小花豹，更好的躲藏，以及偷襲之術吧。
