Your needs can differ from day to day.

你的需要可能每天都在变化。

《柯林斯英汉双解大词典》

My mood seems to fluctuate from day to day.

我的情绪似乎天天在变。

《牛津词典》

A baby's need for food can vary from day to day.

婴儿对食物的需求天天都在变化。

《牛津词典》

The president's condition changed from day to day.

VOA: special.2010.04.22

You'd like your mirror image more because the mirror image is what you tend to see from day to day.

你会更喜欢镜子中的自己,因为镜子中的你是你每天都看到的。

耶鲁公开课 - 心理学导论课程节选

So you can see the kind of patterns, the variability from day to day that people get.

因此你们可以看到人们每天摄入量的变化

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

From massages to facials, a spa day equals relaxation and escape from the day to day.

FORBES: The Best Last Minute Christmas Gifts -- From Lady Gaga to Your Lady

At the margin, refining capacity, local demand, these sorts of things matter from day to day.

NPR: Curb Your Conspiracy Theories on Gas Prices

Sort of like her author, our own, very own, from DAY TO DAY, Karen Grigsby Bates.

NPR: Grigsby Bates on Her New Mystery Novel