daehyeong jamsuham
large submarine
grand sous-marin ; sous-marin de grande taille ; grand submersible
한국 해군은 대형 잠수함을 운영하고 있습니다.
Hanguk haegun-eun daehyeong jamsuham-eul unyeonghago issseubnida.
The South Korean Navy operates large submarines.
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