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| English | Chinese |
| genetic variation Change in one or more phenotypic characteristics, due to gene mutation or rearrangement, environmental effects, etc. | 遗传变异 (由于基因改变或重组，环境影响，一个或多个表现型特征的变化。) |
| seasonal variation In time series, that part of the movement which is assigned to the effect of the seasons on the year | 季节性变化 (在一定时间内，受到每年的季节影响而产生移动的部分。) |