sea bed

floor of the sea 海底; 海床.

scurf, scurfy, scurrility, scurrilous, scurrilously, scurrilousness, scurry, scurvily, scurvy, scut, scutter, scuttle, Scylla, scythe, SDLP, SDP, SE, sea, sea air, sea anemone, sea fog, sea journey, sea level, Sea Lord, sea mile, sea power, sea shell, sea water, sea-bird, sea-borne, sea-bream, sea-breeze, sea-chest, sea-cow, sea-dog, sea-green, sea-horse, sea-island cotton, sea-kale, sea-legs,