the branch of technology that deals with structures that are less than 100 nanometres long. Scientists often build these structures using individual molecules of substances.纳米技术
Nanotechnology is the blanket term used to describe the precision manufacture of materials and structures of molecular dimensions.纳米技术是笼统的术语，用于描述分子尺寸的材料和结构的精密制造。
She claims that nanotechnology will enable engineers to construct sophisticated nanorobots that can navigate the human body.她声称，纳米技术将使工程师能够构建可以导航人体的复杂纳米机器人。