Because most people do not have regular contact with pigs, much of the world's population may lack immunity against swine flu.

因为大多数人都没有经常和猪接触，所以世界上的许多人都对此病毒缺乏免疫力。

youdao

An important question is how can social relations be maintained over distance if the actors do not have regular face-to-face contact?

一个非常重要的问题是，如果“参与者”没有正式的面对面地交流，那么社会关系怎样才能保持一定适当的距离。

youdao

They typically do not have regular access to computers and use their mobile phones as their only device to enjoy Internet and entertainment.

他们通常没有机会经常接触电脑，手机成为了他们唯一的设备享受互联网和娱乐的终端。

youdao

The children also do not have the time or money for regular school.

VOA: special.2010.05.03

"They have seen what happens when patients do not come in for regular check-ups or screenings because either their insurance company does not cover it, or they cannot afford insurance in the first place,".

VOA: standard.2009.10.05

There are children in our city who do not have regular arts education.

WSJ: Summertime outdoor pianos returning to NYC

Their performance let to demands from fans around the world that the South Americans, who do not have regular high-level competition, be included in either the Six Nations or the Tri-Nations as soon as possible.

BBC: CHOOSE A SPORT

Do you have a regular bedtime, or not?

FORBES: Give Yourself A Bedtime