洞窟は蛍でいっぱいだ。の英語

The cave is full of fireflies.

a yawning cavern

a large cave or a large chamber in a cave

the mysteries of the cave

a cave dwelling

The cup is full to the brim―full to overflowing.

remote and unsounded caverns

I went to Myeongdong this year too.

“Out of the frying-pan into the fire.”【イディオム・格言的】

Ueno is thronged with flower-viewers.

The cave was searched.

The cup is full to the brim―brimful （of wine）.

I went into the cave―entered the cavern.

No one could find the cave.

the road to the cave

The cave is easy of access.

The cave is easy to access.

hollow out as if making a cave or opening

cliffs riddled with caves

The basket was full of apples.

to live in a cave

they built a fire at the mouth of the cave

Resort areas abound in tourists.

A rabbit burrows.

The cave echoed our voices.

The camp is full to capacity.

They're digging a hole.

Was the cave found by the boys?

The cave was so dark that they had to feel their way.

the act of living in a cave