梯度变异 meaning in English
cline
Examples
- Such a range of variation is termed a cline .
这样一个变异区域称为梯度变异。 - Two main types can be distinguished: ecoclines(clines along an ecological gradient) .
可以区分两个主要类型，即生态梯度变异（即沿着生态梯度出现的梯度变异）和另一种。 - The clinal variations of at least some physiological characters does not reflect unevenness at the subspecies boundaries .
至少有一些生理性状的梯度变异反映不出亚种边界的不齐性。 - The cline is considered the probable result of geographic trends in precipitation, temperature, and perhaps also photoperiod .
人们认为这种梯度变异可能是降水量，温度也许还有光周期等地理趋势造成的结果。