在这四种品牌手机里，无论是1月15号还是7月15日，苹果的平均销售量都

在这四种品牌手机里，无论是1月15号还是7月15日，苹果的平均销售量都很高，但7月15号的平均销售量为25.8％相比1月15号的36.1％有所下降。

結果 (英文) 1:

In these four brands, both January 15 and July 15, Apple's average sales are high, but on July 15 compared to the average sales volume of 25.8% down from 36.1% in January 15.

結果 (英文) 2:

In these four brand mobile phone, whether it is January 15 or July 15, Apple's average sales are high, but the average number of sales in July was 25.8% compared to 15 January 15 36.1% declined.

結果 (英文) 3:

In these four brands of mobile phones, whether in January 15th or July 15th, Apple's average sales are very high, but in July 15th the average sales of 25.8% compared to 36.1% in January 15th has declined.