他说，如果你的鞋子磨坏了，一双和鞋子颜色一样的平底帆可能会让你转危为安。

If you scuff a shoe, he reveals, "a Sharpie the color of your shoe can save the day!"

youdao

她绊了一跤摔倒了，擦伤了双掌和双膝。

She stumbled and fell, scraping her palms and knees.

《柯林斯英汉双解大词典》

他长着绒卷黑发和一双明亮的黑眼睛。

He had fuzzy black hair and bright black eyes.

《柯林斯英汉双解大词典》

So where we had left off with was we'd fully discussed up to the point of considering homonuclear diatomic molecules, so molecules that both have the same nucleus.

我们上次,讲到了我们,已经讨论过同核双原子分子，也就是有相同原子和的分子。

麻省理工公开课 - 化学原理课程节选

That there are other molecules in the lipid bilayer and they're important for cells getting information or getting molecules from outside.

还有一些其它分子在这个脂质双分子层上,它们对于细胞接收信息,和接受外来分子十分重要

耶鲁公开课 - 生物医学工程探索课程节选

He wore an old double-breasted suit, frayed gray shirt, wide tie, no hat "I left her so long ago I don't remember.

他穿着一件双排扣的旧大衣，一件散口的灰衬衫，和一条宽领带，没有戴帽子，“我很早以前就离开了她。

耶鲁公开课 - 1945年后的美国小说课程节选