双语例句原声例句
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The tail consists of 4 segments: neck region, midpiece, principle piece and endpiece.
尾部又分4段：颈段、中段、主段和末段。
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Structurally, a gene is formed by three regions: a regulatory region called the promoter juxtaposed to the coding region containing the protein sequence, and a “3’ tail” sequence.
从结构上来讲，基因包含三个区域：称为启动子的调节区域；与其并列的编码蛋白质的密码子区域；以及3'端尾部序列。
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The fan-shaped region that stretches upward from Johnson's nucleus (yellow ball in the middle) represents the dust "tail" of the comet.
从Johnson彗星的彗核（照片中部的黄色球体）向上延展的扇状区域描绘出了这颗彗星的尘埃“尾”。
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For example, that embryo that I showed on one of the first slides where there's clearly a head region and a tail region.
比如我在第一张幻灯片里展示的那种胚胎,已经有了明显的头部和尾部
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There's a region that looks the head, and a region that looks more like the tail.
有一个区域看起来像头,另一个区域看起来像尾
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