The mutation is not present in the parents, and it has not been seen in any normal individual anywhere else.

这个突变在父母身上不存在，并且它也未在正常个体的其它地方发现。

youdao

I know of no one, not one normal individual that you will meet, who does not want the murderer of a police officer to be captured, tried and, if convicted, punished to the fullest extent of the law.

我知道，你所能遇到的任何一个正常人都希望杀害警员的凶手被逮捕，审判，如果定罪，给予法律最充分的惩罚。

youdao

At least two quarts of water are required daily by a normal individual.

一个正常的人每天至少需要两夸脱的水。

youdao

She said breast awareness was not about a daily routine and being constantly vigilant, but about knowing what is normal for the individual so any unusual changes were noticed.

BBC: NEWS | Health | Women told to show breasts 'TLC'

At 220 pixels-per-inch, the Retina display's pixel density is so high the human eye cannot distinguish individual pixels from a normal viewing distance, so text and graphics look incredibly sharp.

ENGADGET: Apple announces next-generation MacBook Pro: Retina display, 0.71-inches thin, shipping today for $2,199

The US team showed that DISC1 plays a key role in normal brain development and the growth of individual neurons.

BBC: Gene 'has key schizophrenia role'