To reduce the overall weight of the building, it used less concrete in the floors; that in turn enabled it to cut down on structural steel.

为了减少建筑的整体重量，它在楼层中使用了较少的混凝土；这反过来又减少了对结构钢的使用。

youdao

This causes HotSwap to be used less than, perhaps, it should be.

这些情况导致了HotSwap很少被使用，较之应该可能被使用的频度要低。

youdao

The workers used less than half as many sick days as did 87 employees who took a placebo.

发现饮用乳酸菌的87名员工的发病率比以前少了一半有多。

youdao

She says her students over the past several years have increasingly used less formal English in their writing.

VOA: special.2010.01.28

Well, they still do massively, although a little bit less than they used to.

虽然相对以前有所减少,但他们仍旧大规模的按照既往行事

耶鲁公开课 - 金融市场课程节选

I think it, it's less now than it used to be like, you know, 50 years ago,

不过我想现在比过去少了，我是说，比50年前少了。

我们是普林斯顿家族 - SpeakingMax英语口语达人

He used less oxygen to run the 400, and that translates to a physiological advantage.

NPR: Amputee's Lost Bid for Olympics Stokes Debate

As a result it was very inefficient and used less than 20% of its potential bandwidth.

BBC: Original Ethernet diagram, 3Com

Dr Russell Cowburn said magnetic chips used less power than their electronic equivalent and were cheaper to make.

BBC: Magnetic chips bring 'intelligent' offices