Việt
hồ nước hang đá vôi
Anh
cavern water reservoir
cavernous
Đức
Karstwasser-Reservoir
Kavernenwasser-Reservoir
Pháp
lac réservoir souterrain
cavern water reservoir, cavernous
[DE] Karstwasser-Reservoir; Kavernenwasser-Reservoir
[EN] cavern water reservoir
[FR] lac réservoir souterrain