大多数指纹是肉眼看不见的，需要经过化学显影过程才能显示出来。
Most fingerprints can't be seen to the eye and require a chemical development process in order to make them shown.
显微镜使我们能看到肉眼看不见的有机组织。
The microscope enables us to see organisms invisible to the naked eye.
肉眼看不见的斑迹可以用一种新技术显现出来。
Marks that are invisible to the eye are made visible by a new technique.
应用推荐