您要查找的是不是：
- impermanent migration 非永久迁移
- Scientists have studied the migration of fish over long distances. 科学家研究过鱼类远距离回游的现象。
- Something of a shaky or impermanent nature. 一时兴起之物具有易动摇或暂时性的物品
- The world is in continuous flux and is impermanent. 世界变迁不已，并非是常久不变的。
- There has been a migration of people from the country to the towns. 人们从乡下移居城镇。
- There was a huge migration of people into Europe because of the war. 因为战争，大量的移民涌入欧洲。
- Seabirds will fly from here to another place for migration every year. 海鸟每年都要从一个地方迁徙到另一个地方。
- By mid-October Operation Migration was ready. 到了10月中旬，迁徙行动的准备工作就绪。
- Politics is an impermanent factor of life- James Thurber. 政治只是生命中短暂的一部分-詹姆士.;瑟伯。
- Fast Explicit FD Time Migration. 二维快速显式有限差分时间偏移。
- A Human Migration Fueled by Dung? 人类迁徙燃料来源于粪便?
- "You all know from your experience how impermanent the world is. “你凭你的经验完全知道世界是多么短暂。
- Center for Migration Studies of New York, Inc. 纽约迁移研究中心。
- Because the wisdom is that we know that our life is impermanent. 这其中蕴涵的智慧是：我们了知我们的生命是无常的。
- The converter tool displays the migration status. 转换器工具将显示迁移状态。
- Does it support checkpoints and process migration? 要支持检查点和进程迁移吗?
- The end time for the migration or analysis. 迁移或分析的结束时间。
- The seasonal migration of birds. 鸟类的季节性迁移。
- What does this migration not do? 这种迁移不能做什么?
- When are articles good candidates for migration? 什么样的文章适合迁移?
