分泌物是黑褐色的图片:closed cell neoprene foam怎样翻译呀？

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neoprene是什么材料呢？

neoprene<化学>二稀橡胶,氯丁橡胶

closed cell neoprene foam怎样翻译呀？ Closed-Cell Polyurethane Foam connection closed 潜水衣neoprene材料的替代品? connection closed 是什么意思啊 closed transactions如何翻译？？ Problem 1. CLOSED FENCES 什么是case closed Connection closed 什么意思？ 翻译：cell-phone.