It holds that balance and gradual change is normal, whereas imbalance is abnormal.

认为平衡、渐变是正常的，不平衡则是反常的。

youdao

The best thing is to be watchful and see the family doctor for any change in your normal health.

最好的做法就是保持警惕，身体一有变化就去看家庭医生。

《柯林斯英汉双解大词典》

This change is natural and normal, experts say.

专家们说这一变化是自然而且正常的。

youdao

This is normal change in life and I think on and on analysis Europe has served our citizens very, very well, the contribution Europe has made to British success in business - tremendous.

BBC: News Online

Being held accountable for managing change and making things better in your work is the new normal.

FORBES: 5 Most Effective Ways to Sell Change

An Israeli company, dubbed Lumus-Optical, is looking to change all that by offering up a relatively normal looking set of spectacles with twin microdisplays and mini projectors.

ENGADGET: Lumus-Optical unveils microdisplay-packin' designer glasses