1) matter is all over, and the situation has changed.
事过境迁。the
2) But things are different now.
然而，时过境迁。
3) Branching processes with immigration in random environment
随机环境中具有迁入的分枝过程
4) Branching process with migration in random environment
随机环境中具有迁移的分枝过程
1.
It is well known, Branching process with migration in random environments that developed in recent years is one of most important stochastic processes.
正象自然环境具有随机性一样,也可将经典的具有迁移的分枝过程的环境随机化,得到随机环境中具有迁移的分枝过程,简称为BPMRE, BPMRE又可分为依时的BPMRE(即环境依赖于时间)、依空的BPMRE(即环境依赖于空间)和依时空的BPMRE(环境既依赖时间又依赖空间)。
6) environmental changes
环境变迁
1.
The Siping-Shuangliao area,situated in the overlapping zone of agriculture and livestock husbandry in North China,is one of the sensitive regions to global paleoenvironmental changes during Quaternary.
在深入论述孢粉特征及生态背景、古气候特征、环境变迁规律的基础上。
2.
Then on this base, we shall further analyze the interaction between the environmental changes and the development and the economic poverty of the Hui ethnic community.
本文在对宁夏南部回族社区形成的环境因素进行全面分析的基础上 ,剖析了这一地区环境变迁与回族社区空间结构的演化及社区经济贫困化之间的互动关
3.
Comprehensive research that is concerned with the history of Loulan and the relative contemporaneity environmental changes shows that the rise and decline of Loulan accords with the changes of the environment.
通过对楼兰兴衰史及同一时期的环境变化的综合研究表明 :楼兰的兴衰与环境的变迁、灾变密切相关 ,自然环境变迁、灾变是楼兰消亡的重要原因 。
补充资料：事过
1.犹过失。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条