I learned German from scratch in six months.

我从零学起，六个月学会了德语。

《牛津词典》

Songdo, a city built from scratch in South Korea, is one of Kasarda's prime examples.

韩国的松岛是一座从零建起的城市，是最能体现卡萨达所提概念的典型案例之一。

youdao

Scratch in the dirt for seeds and insects, cluck and cackle and fly just a few feet off the ground with wings thrashing in the wind.

在泥土中寻找种子和昆虫，咯咯地叫，在风中扑打着翅膀，只飞离地面几尺高。

youdao

He created just about the biggest private equity firm from scratch in 1985 and I guess they just went public and they have a huge market cap.

他于1985年白手起家,创建了最大的私募股权公司,后来公司上市,市值相当可观

耶鲁公开课 - 金融市场课程节选

Scratch So, we looked last week at Scratch, very briefly, but hopefully you found if you've dived in already that the interface is fairly intuitive and it really just allows you to implement ideas that you conjure up in your mind.

我们上周非常简略地提到了，不过我希望你们热切的投入了进去了,那个界面是相当直观的,相信我，这真的可以让你实现你,大脑中的构想。

哈佛公开课 - 计算机科学课程节选

Next week, social thought and social behavior, mysteries; basically, a series of topics that don't fit anywhere in the course and really make psychologists scratch their heads.

下节课我们将会讲社会思想,社会行为，神话;,基本上这一连串的话题,在本课程中属于杂七杂八的,而且让心理学家百思不得其解的。

耶鲁公开课 - 心理学导论课程节选

Built from scratch in the past two years, it is still too small for a country of 11m.

ECONOMIST: Guatemala

But it's worth remembering that this is the first attack submarine that British workers have built from scratch in nearly 40 years.

BBC: HMS Astute recovers from shaky start

McBain was a healthy scratch in Carolina's loss at Philadelphia on Saturday.

WSJ: Hurricanes score 4 in 3rd, rally past Isles 6-4