And thanks to the continual miniaturization of electronics and micro-mechanics, there are already robot systems that can perform some kinds of brain and bone surgery with sub-millimeter accuracy --- far greater precision than highly skilled physicians can achieve with their hands alone.
【核心词汇】
miniaturization n.小型化
electronics n.电子
micromechanics n.微型机械仪器
sub-millimeter n.亚毫米
perform v.执行,表演
precision n.精度,准确性
accuracy n.精确性
thanks to由于
【结构分析】
该句主干是there be结构,there are already robot systems,后面跟了定语从句that can perform some kinds of brain and bone surgery with sub-millimeter accuracy来修饰robot systems, thanks to the continual miniaturization of electronics and micro-mechanics为原因状语,而后面的破折号引出一个补充说明部分来修饰sub-millimeter accuracy。
【参考译文】
由于电子和微型机械仪器不断小型化,现在已有一些机器人系统能够进行精确到亚毫米的脑部和骨科手术,其精确性远远超过熟练的医生仅用他们的双手所能达到的水平。