名詞 sea bed:

1. the bottom of a sea or ocean
   同義詞：ocean floor, ocean bottom, seabed, sea bottom, Davy Jones's locker, Davy Jones

1. Marine plants grow on the sea bed.
   海生植物長(zhǎng)在海底。
2. The sea bed is rich in mineral.
   海底有豐富的礦物質(zhì)。
3. The mine finally came to rest on the sea bed.
   那水雷最後沉入海底。