相关单词近义词 submarine 潜水艇, underwater 在水中生长的..., marine 海的, sea 海, maritime 海的, oceanic 海洋的, thalassic 海的临近词under, underfoot, underfall, under buy, underlaid, underleaf, underpick, undersuit, underheat, underwall, underbred相似词underprivileged, underrate, undersaver, underscore, undersecretary, undersell, undershirt, underside, 返回 undersea