“隐秘的”造句

一直往下走，最终你会突然看到那条隐秘的瀑布。
As you descend, suddenly you see at last the hidden waterfall.

他把最隐秘的想法只告诉最好的朋友.
He reveals his innermost feelings only to his best friend.

地道的出口开在隐秘的地方.
The exit of the tunnel is concealed.