We might call them a workhorse – something which works extremely hard.

我们可以称它们是" 主力军" ——工作非努力事物。

This is a long-range version of the European planemaker's single-aisle short-haul workhorse.

这是欧洲飞机制造商单通道短途主力机型远程版本。

Including the ultimate workhorse of water treatment, carbon.

包括最终主力水处理，碳。

Jan van Goyen was one of those workhorses.

扬.凡.戈因就是这些苦工中一员。

I think distance runners are seen as more like, you know, workhorses.

我认为长跑运动员更像是踏实地干重活人。

Tom is such a workhorse, and he wanted it so badly. -Yeah, he certainly did.

Tom是一个不折不扣工作狂，他非想得到这次机会。-是啊，他确是。

It is the workhorse of the air, he said. It is the truck of the air.

它是空中劳动力, 他说道。它是空中大卡车。

That's the lesson from the tiny roundworm called C.elegans, long a workhorse in basic biology lab work.

这是从一种名为线虫小蛔虫身上汲验，这种小生物一直是基础生物学实验室工作主力。

By the fall of 1979 Apple was breeding three ponies to be potential successors to the Apple II workhorse.

到 1979 年秋天，Apple II 潜在继任者已有了三种机型。

Mature and old forests are the workhorses.

成熟和古老森林是主力。

And so Romney decided early on that he wanted to be a workhorse.

因此，罗姆尼很早就决定要成为一名主力。

He's never going to be a workhorse, never going to be a bell cow.

他永远不会成为主力，永远不会成为牛。

I mean, it doesn't matter because there's just one workhorse in the building.

我意思是，这并不重要，因为大楼里只有一个主力。

The researchers used the larvae of the black soldier fly, a workhorse of the entomoremediation world.

研究人员使用了黑水蝇幼虫，黑水蝇是昆虫修复领域主力军。

Damian Pierce might be truly a three down workhorse in this, in this offense.

达米安·皮尔斯在这次进攻中可能是真正三下主力。

What happens to a workhorse when they get silk?

役马成了皇家律师会怎么样？

They're like the construction foremen of your bones, passing along commands to your skeleton's two main workhorses: the osteoblasts and the osteoclasts.

它们就像你骨骼建筑工头，将命令传递给你骨骼两个主要主力：成骨细胞和破骨细胞。

But it's like a workhorse but it can also be used like a scalpel.

但它就像一匹主力马，但也可以像一把手术刀一样使用。

The  firm's Boeing 757 is one such airplane that has proved to be a reliable workhorse over  the years.

该公司波音 757 就是这样一种飞机，多年来被证是可靠主力飞机。

The heart is hollow, vaguely cone-shaped, and only weighs about 250 to 350 grams — a pretty modest size for your body's greatest workhorse.

心脏是中空，隐约呈圆锥形，只有 250 到 350 克——对于你身体最强壮主力来说，这是一个相当适中尺寸。