He had a pulley system — to raise and lower the paintings.

他有一个轮系统——用来升降画作。

And the hind leg has what we call a double-trochleated astragalus.

其后腿上有我们称作双轮结构的距。

They navigate the sled down the track using a pulley system.

他们利用轮系统引导雪橇沿着轨道前进。

So my therapies are roller skating, playing my games.

所以我的疗法是轮溜冰和玩游戏。

They had no machines in those days - rollers and pulleys at most.

当时他们还没有机器--至多只有滚轴和轮。

And when guests come over, they can stay on the Tootsie Roll-away bed.

客人来了可以睡在轮床上。

First of all, this is exactly what you'd expect theoretically, with any lever or pulley.

首先，这正是您论上对任何杠杆或轮所期望的。

The fancy hide-out has a climbing wall, a bucket pulley and a spiral slide.

隐蔽处有一个攀岩墙，一个可以运送水桶的轮，以及一个旋转梯。

A compound bow has pulleys, which help reduce the tension when we pull the arrow back.

复合弓有轮，当把箭拉回来时，轮有助于减少拉力。

It has to be tall because it is like a giant block and tackle

井架必须很高，因为它像一个轮组。

I was then transported to an empty, ruined temple, where I was lifted up with pulleys and chained to the gates.

之后我被运去了一个空的、被毁掉的庙，在那里我备用轮举起，然后栓在了大门上。

Steam power meant they were designed around one great power system, complete with belts and pulleys that snaked through the building.

蒸汽动力意味着它们是围绕着一个大的动力系统设计的，由传送带和轮蜿蜒流通整个大楼来产生动力。

Teenage boys clamber down mine shafts 30 to 50 meters deep. Younger teens then yank the rocks up with a pulley.

孩子们沿着杆子爬到深30到50米的矿井里。年龄稍小一的用轮将岩石一筐一筐的拉出来。

Sometimes we received wine and victuals from below, which were drawn up by pulleys.

有时我们从下面得到酒和食物，它们是由轮拉上来的。

The field cable is pulled through the pulleys by the Sarens team using a rope.

Sarens 团队使用绳索将现场电缆拉过轮。

This cable then guides another, thicker cable from the winch through the pulley.

然后，该电缆引导另一根较粗的电缆从绞盘穿过轮。

A pulley is a tool that makes things easier to lift.

轮是一种工具, 可以让东西更容易举起。

Could I tug on a pulley and lift up the sidewalk? No.

• 我可以拉动轮并抬起人行道吗? 不能。

And, when guests come over, they can stay on the tootsie roll-away bed.

客人来了可以睡在轮床上。

The blocks are raised by means of pulleys.

【means】那些大块物件是借助轮吊起来的。