And you will form a crystal of sodium chloride as a result of this need to form crystal expressed through the Coulomb's Law.

你能得到氯化钠晶体,因此，形成晶体所需要的条件,在库伦定律中通篇都有表达。

麻省理工公开课 - 固态化学导论课程节选

Despite his expressed need for special security, Specter said heated confrontation is part of the job.

CNN: Failing to reform health care 'truly scary,' Obama says

Mike Hedges expressed the need to continue with sufficient funding for the channel in order for "quality programmes" to be broadcast, such as the children's programme Cyw and coverage of Welsh Premier League Football.

BBC: Communities committee debate

Mike Hedges AM expressed the need to continue with sufficient funding for the channel in order for quality programmes to be broadcast, such as the children's programme Cyw, and coverage of Welsh Premier League Football.

BBC: TV production gallery