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| Chinese | English |
| 季节性变化 | seasonal variation In time series, that part of the movement which is assigned to the effect of the seasons on the year (在一定时间内，受到每年的季节影响而产生移动的部分。) |
| 季节性模式 | seasonal pattern |
| 季节性生物节律 | seasonal biological rhythm |
| 季节性迁徙 | transhumance The seasonal migration of livestock to suitable grazing grounds (牲畜季节性地迁徙到合适的牧场。) |
| 季节性迁移 | seasonal migration The periodic movement of a population from one region or climate to another in accordance with the yearly cycle of weather and temperature changes (人口从一个地区或气候定期地迁移到另一个地区，这种移动按照天气和温度每年循环变化。) |