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  •   你查询的单词是:sea ([ si: ]
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  •   解释: n. 海,海洋
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  •   例子: 1. The sea covers nearly three-fourths of the world's surface.
       海洋几乎占地球表面的四分之三。
    2. She tried to understand the instructions, but she was completely at sea.
       她费尽力气想看懂那些说明文字,却全然不知所云。
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