My friends in Britain, and of courese, Britain is our oldest, one of, it's not our oldest ally but it's certainly one of our closed allies.

我在英国的朋友，当然，英国是我们最早，不，它不是我们最早的同盟国,但它是我们最紧密的同盟。

普林斯顿公开课 - 国际座谈会课程节选

It's - a suture or a stitch has to hold the wound closed so it has to have certain mechanical strength and imagine the problem of making something that's dissolvable so it disappears but also is strong enough to hold a wound closed reliably for a length of time.

能够拉紧切口的缝合线,就必须具有一定的机械张力,大家想像一下制造这种缝合线的难度,身体组织不仅要能吸收这种缝合线,而且这种线必须有足够的张力,一定时间内能够拉紧切口

耶鲁公开课 - 生物医学工程探索课程节选