The front door was hanging off its hinges.

前门铰链开，门歪歪斜斜地悬着。

A bottle opener, door hinge, and stapler are all examples of third class levers.

开瓶器、门铰链和订书机都是第三类杠杆。

Yes, and that's the important sense here, the door won't work properly if there's no hinge.

是，这就是这里重要意义，如果没有铰链，门就无法正常工作。

This is the door hinge right here.

这是门铰链。

It's not like a door hinge with two leaves held together by a pin, but rather the hinge somewhat resembles the folding of a hardcover book as it has a spine with a left side and right side.

这不像门铰链那样两片通过一根轴连接在一起，而是铰链有点像硬皮书折叠方式， 它有一个中脊， 左右两侧。

They faced a door hanging on a broken hinge, and through the crack they saw the eyes of the tow-headed boy and of a pale little girl with a scar across her cheek.

他们面对一扇挂在破损铰链上门，透过缝隙，他们看到红发男孩和脸颊上有一道伤疤苍白小女孩眼睛。

Noisily shuffling his down-trodden goloshes and slowly swinging his heavy, clumsy figure, the man at last reached the very top flight and stopped before a half-open door hanging off its hinges.

那个男人大声地拖着他被踩坏套鞋， 慢慢地摆动着笨重笨拙身， 终于走到层， 停在一扇半开门前， 门从铰链上垂下来。

Without finishing his sentence, he drove the implement into the side-wall of the tunnel, a little in front of the pillar of masonry that supported the hinges of the door.

话没说完，他就把工具开进隧道侧壁， 就在支撑门铰链石柱前面一点。

A key rattled in the lock—a strong door swung back upon its hinges, admitting a flood of light, and two men entered and stood before me.

一把钥匙在锁中嘎嘎作响——一扇坚固门在铰链上向后摆动，透进一股光线， 两个男人走进来站在我面前。

They are but windows at the best, mere holes in a dead wall, disconnected, perched aloft; they are not hinged doors opening straight upon life.

它们充其量只是窗户，只是死墙上洞，没有连接，高高耸立；它们不是直接通向生活铰链门。

Randy's knees shake as he rings the doorbell on his first date. Randy scraped her knuckles on the rusty hinge of the gate.

• 兰迪在第一次约会按门铃时膝盖发抖。兰迪在锈迹斑斑门铰链上擦伤她关节。

" I put my all range full range door hinge in storage and ate porridge with George" .

“我把我全系列全系列门铰链存放起来，和乔治一起吃粥”。

So you would have said the door turns on his hinges or the tree lost his leaves.

所以你会说门在铰链上转动，或者树掉它叶。

More net torque then, means the door starts moving faster on its hinges.

因此，净扭矩越大， 门在铰链上移动速度越快。

Yeah I think it's quite common for door hinges to become rusty , especially in a damp environment like Zhuhai.

1：是， 我认为门铰链生锈是很常见，尤其是在珠海这样潮湿环境中。

Yeah, I think it's quite common for door hinges to become rusty, especially in a damp environment like Zhuhai.

是， 我认为门铰链生锈是很常见，尤其是在珠海这样潮湿环境中。