He said that there was no reason to continue writing music as if these devices did not exist.

VOA: special.2009.06.21

This is a new concept, receptors don't have to be these molecules on cell surface, there can be receptors that exist in other places within the cell.

这是一个新概念,受体分子不一定只存在于细胞表面,它们也可以存在于细胞内其它地方

耶鲁公开课 - 生物医学工程探索课程节选

So they like to be in the membrane and they're stable there and they won't come out because their structure allows them to exist in these unique spaces.

所以它们在膜里稳定存在,而且也不会脱离膜,因为这些蛋白质的结构使其能存在于,磷脂双分子层这个独特的环境中

耶鲁公开课 - 生物医学工程探索课程节选

There is no certain proof that these cardiac side effects exist.

FORBES: Magazine Article

"What we're trying to do in these metropolitan areas is refocus the services that already exist there, because they are applied in a totally random manner, " she said.

WSJ: Reaching Outside The Ivory Tower

Orchha was an ideal place to build a capital as the town is sheltered by thick forest, which is probably the reason that these age-old monuments still exist in excellent condition, despite there being no major preservation efforts.

BBC: Orchha, a living medieval town