科学家说，由于气凝胶拥有极多的微孔和褶皱，因此一立方厘米的气凝胶摊开后能够覆盖一个足球场。

Scientists say that because it has so many millions of pores and ridges, if one cubic centimetre of aerogel were unravelled it would fill an area the size of a football field.

youdao

这次短暂的国事访问中的一举一动都有极其重要的象征意义。

The symbolism of every gesture will be of vital importance during the short state visit.

《柯林斯英汉双解大词典》

这家航空公司有极佳的安全记录。

The airline has an excellent safety record.

《牛津词典》

She wrote a very compelling argument about O'Connor's fiction not about Wise Blood in particular, but about her stories.

她针对奥克纳小说写过一篇极有说服力的文章,并不只是针对《慧血》，而是针对奥克纳的所有故事。

耶鲁公开课 - 1945年后的美国小说课程节选

It has traditional stories and legends, some quite fanciful, Whose goal it is to explain how and why something is what it is.

它讲述了一些传统故事，有一些还极具想象力，它们试图解释事物的形成方式及成因。

耶鲁公开课 - 旧约导论课程节选

We only have the one bond so the actual HF molecule is polar, it has a net dipole.

但HF中只有一根键,所以分子也是极性的而甲烷中有一个网状偶极。

麻省理工公开课 - 固态化学导论课程节选