| 单词 | sea |
| 释义 | seasea /si/ ●●● W1 noun 1[countable] earth science, geography a large area of salty water that is mostly enclosed by land: the Mediterranean Sea2[singular, uncountable] the ocean – used especially when talking about traveling in a ship or boat: the creatures of land and sea Waste is dumped in the sea. ships at sea (=on the ocean) Five sailors were lost at sea (=drowned). Some troops arrived by sea (=traveling in a ship). The bottle gradually drifted out to sea (=away from land). The bay was calmer than the open sea (=part of the sea far from land).3a sea of something a large number or quantity of something: She looked out over a vast sea of cars.4the seas literary the ocean, used especially when you are not talking about a particular ocean5be/feel at sea to be confused or not sure what to do SYN bewildered: It was her first day, and she felt completely at sea.6[countable] science, physics one of the broad plains on the Moon and Mars [Origin: Old English sæ] → see also high seas, the seven seas at seven (4) |
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