I want the small size.

我要小号的。

youdao

SHOP ASSISTANT: Do you want the large size or the small size?

售货员：您要大号的还是小号的？

youdao

One weakness of the survey was the small size of the sample.

这项调查的一个缺点就是样本的范围太小。

youdao

About the size of a small dog, echidnas look like a mixture of a porcupine, an anteater,a pig and a mole.

VOA: special.2009.07.07

So, it's Newtonian mechanics, and the reason for this is because Newtonian mechanics does not work on this very, very small size scale.

牛顿力学，因为牛顿力学,在这种很小的尺度下不适用,我们说过，牛顿力学。

麻省理工公开课 - 化学原理课程节选

And small is not derogatory here, by the way, it just says the size of things you're going to be able to do.

顺便一提，这里的小并不是贬义，只是代表你有能力做的,事儿的规模而已。

麻省理工公开课 - 计算机科学及编程导论课程节选

The small size of the site also means the kennels are on three floors.

BBC: Birmingham Dogs' Home: Plan to open ?5m bigger centre

The other thing that makes the press vulnerable is the small size of the advertising market.

ECONOMIST: A spider's web of hidden controls

The small size of such Special Operations outposts makes it relatively easy to walk off base.

WSJ: Shootings Fray Afghan Ties