This is the 10191st most frequent Japanese word.
長洞
"長洞" (ながほら) means "long cave" in English.
The term '長洞 (ながほら)' refers to a 'long cave,' describing its length and shape in this context.
この長洞を探検するのは冒険者にとって大きな挑戦です。
Exploring this long cave is a great challenge for adventurers.
Here, '長洞 (ながほら)' is used to highlight the location or setting where unique organisms are found.
長洞には珍しい生物が生息しています。
Rare creatures inhabit the long cave.
In this sentence, '長洞 (ながほら)' indicates the space traversed during the movement or journey.