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背甲黑色,但是甲片边缘颜色偏浅,呈红或橘红色,看起来像是修剪过一般。
The carapace is black but the anterior scute margins are lighter, giving a trimmed effect.
youdao
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背甲黑色,但是甲片边缘颜色偏浅,呈红或橘红色,看起来像是修剪过一般。
The carapace is black but the anterior scute margins are lighter, giving a trimmed effect.
youdao