名词中文翻译
中文翻译：外胚层
同义词：
['outer layer', 'outermost layer例句：1. The skin is the outer layer of the body.（皮肤是身体的外层。）']
例句：
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1. The skin is the outer layer of the body.
皮肤是身体的外层。
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2.The outer layer of the ocean is covered in seaweed.
海洋的外层覆盖着海藻。
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3.The outer layer of the planet is made up of rocks and minerals.
行星的外层由岩石和矿物质组成。