Unfortunately, methylene blue magnification chromoendoscopy detected only 1 of 3 patients with biopsy-documented dysplasia.

遗憾的是，亚甲蓝扩增染色内镜法仅探及3个经组织学证实的非典型增生患者中的1个。

youdao

Host families are mainly in Zones 2, 3 and most hosts don't live in Zone 1 because much of central New York is trading center.

接待家庭主要在第2区和第3区，大多数接待家庭并不住在第1区，因为纽约市中心的大部分地方都是贸易中心。

youdao

1, 2, 3, 4, 6 and 12 are the factors of 12.

1、2、3、4、6 和 12 是 12 的因子。

《牛津词典》

The United Nations says that 1/3 of the people south of the Sahara Desert suffer from hunger.

VOA: special.2009.01.20

So, here's the syllabus: two big blocks, first block general principles of chemistry, 1 and that's the same whether you take 3.091 or 5.111 or 5.112.

这就是教学大纲，两大块，第一部分是化学的通则，关于这点，我们的课程1,还有，5。111课程以及，5。112课程都是一样的。

麻省理工公开课 - 固态化学导论课程节选

And frankly it would be incredibly time-consuming and tedious for me, to count this room full of people old school style-- 1, 2, 3 and so forth.

坦白说，按学校的老办法一个人一个人的数,1个，2个，3个……,对我来说极其费时费力。

哈佛公开课 - 计算机科学课程节选