With bright beady eyes, they glanced shyly at each other, sniggering a little, sniffing and applying coat-sleeves a good deal.

他们睁着明亮的小圆眼睛，害羞地互相瞥了一眼，窃笑了一下，嗅了嗅，又把外套袖子擦了好多遍。

youdao

The coat is a little short in the sleeves.

那外衣的袖子稍短了些。

《新英汉大辞典》

If it's extremely hot, then I'll simply roll my sleeves up a little.

如果天气极热，我就会简简单单地把袖子卷起来一点。

youdao

But just having a chance to walk the halls of Congress, to understand and reflect on the history of the men and women that have come before us is a little overwhelming and I'm just excited about just rolling up my sleeves and getting to work now.

NPR: Arizona's Giffords Prepares to Serve in House