diurnal variation的用法和樣例：
例句
- The diurnal changes of CR formed a curve affected by temperature.
群體呼吸日變化為一隨溫度而變化的單峰曲線(xiàn)。 - Its diurnal change is consistent with that of the heating field's, especially with diurnal change of the solar heating.
環(huán)流日變化是被非絕熱加熱的日變化所驅動(dòng)的，特別是被太陽(yáng)輻射日變化所驅動(dòng)。
