The smoothness of their bodies contrasts with the rough, seemingly unsculpted grottoes on which they sit.
WSJ: Rome's Piazza Navona: Perfection, Squared | Masterpiece by Willard Spiegelman
unsculpted:
un- +? sculpted
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。