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A sheet of material with a thickness of 1 to 100 nanometres, of which graphene is a typical example.
A sheet of material with a thickness of 1 to 100 nanometers, of which graphene is a typical example.
雅致网英汉双解词典包含236457条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。