superimposition
noun/ˌsuːpərˌɪmpəˈzɪʃn/
/ˌsuːpərˌɪmpəˈzɪʃn/
[uncountable] (formal)- superimposition (of something) (on/onto something) the act of putting one image on top of another so that the two can be seen combined
使（图像甲）叠映在（图像乙）上 - superimposition (of something) (on/onto something) the act of adding some of the qualities of one system or pattern to another one in order to produce something that combines the qualities of both
使重叠；使叠加；使附加于