The kinds of minerals in clay affect how soft or hard it is to work with.

VOA: special.2009.09.09

I mean, they have no idea how hard we work, and look at this gigantic split infinitive, to dramatically help.

他们不知道我们有多么努力地工作，注意到这之间的巨大鸿沟，会有很大的帮助。

麻省理工公开课 - 固态化学导论课程节选

So they were quite amused that it was a woman that was speaking to them and telling them about how hard life was, doing that kind of work.

而之后却惊奇地发现,跟他们交谈的是个女人,这让孩子们感到很有趣，也就对这些工作越来越感兴趣。

麻省理工公开课 - 媒体、教育、市场课程节选