simhae jamsu josaseon
submersible research vessel
navire de recherche submersible
심해 잠수 조사선은 깊은 바다에서 연구를 수행합니다.
simhae jamsu josaseun gip-eun badaeseo yeongu-reul suhaenghamnida.
The submersible research vessel conducts research in the deep sea.
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