Given a sentence in English, provide an equivalent paraphrased translation in Chinese that retains the same meaning both through the translation and the paraphrase.

Input: Consider Input: He has two sons : older Maharana Mahendra Singh and younger Arvind Singh .

Output: 他有两个儿子：年长的Maharana Mahendra Singh和年轻的Arvind Singh。


Input: Consider Input: The optical polarization results microscopically from quantum mechanical transitions between different states of the material system .

Output: 在显微镜下，光学偏振源于材料系统的不同状态之间的量子力学转变。


Input: Consider Input: Assuming that the causal relationships are linear , this background knowledge can be expressed in the following structural equation model ( SEM ) specification .


Output: 假设因果关系是线性的，则该背景知识可以在以下SEM规范（结构均衡模型）中表达。


