superimposition
n. 添上;[摄] 叠印;重迭
例句
This permits complex modulations to be created such as noise superimposition.
这使复杂的调制要建立如噪声叠加。
The form of thought, the marvel exactly is the unpredictable superimposition.
思想的形态,它的奇妙就在于莫测的叠印。
The mixed one is assumed to be the superimposition of the normal and abnormal ones.
混合球晶则是正常球晶与异常球晶叠加的结果。