n.洞穴；巖穴

Currently the grotto is not accessible. 一般來說洞穴是不可進(jìn)入。

We reached a beautiful grotto, whose entrance was almost hid by the vines. 我們到達(dá)了一個美麗的洞穴,洞的進(jìn)口幾乎被藤蔓遮掩著。

The cry proceeded from the grotto. 那聲音是從地洞那面?zhèn)鬟^來的。

Here is the most eye-catching Binglingsi Grotto. 這里最引人注目的就是炳靈寺石窟。