请将下面这段话翻译成英文：

　　云南闭壳龟

　　云南闭壳龟(学名：Cuora yunnanensis)，属龟鳖目地龟科爬行动物。壳长140 毫米左右。头中等，头背皮肤光滑。上颚不钩曲。背甲较低，具三棱，脊棱强。腹甲大，前缘圆，后缘凹入。背棕橄榄色或奶栗壳色，边缘及棱有时为黄白色。中国特有物种，仅知产于我国云南昆明及东川，被评估为功能性灭绝。云南闭壳龟有“中国特产”之称，可谓中国之宝物。属于国家二级重点保护野生动物。

　　参考译文

　　Yunnan Cuoro

　　Yunnan Cuoro (scientific name: Cuora yunnanensis), is a kind of reptile of the tortoise family, Chelonia. With about 140mm long shell, it has a medium-sized head, smooth skin of the head and back, no hooked jaw, lower carapace with three edges and strong edge, large-size breastplate with round anterior margin and dented posterior margin. The back takes on the olive brown or milk chestnut shell color and the margin and edge the yellow white color sometimes. Specific to China, it is known to be only endemic to Kunming and Dongchuan, Yunnan Province. It has been rated as "functionally extinct". Also known as the "special local product in China", it can be said to be a treasure in China and is a wild animal enjoying national second-class key protection.

　　相关推荐：2017年大学英语四级翻译试题库汇总（291篇）