潜水艇 (潛水艇) qiánshuǐtǐng

qiánshuǐtǐng phrase submarine
Domain: Modern Chinese 现代汉语
Notes: (CC-CEDICT '潛水艇'; Guoyu '潛水艇'; Mathews 1931 '潛水艇', p. 126; Wikipedia '潛艇')