A brief act of kindness brings an unexpected insight. I was shopping at a department store and had just boarded the down escalator when I noticed a woman standing to the side.
一次简单的善意帮助却带来了出乎意料的领悟。我到一家百货商店买东西，就在我踏上自动扶梯刚要下楼时，突然注意到扶梯边站着一位妇女。
[In one experiment, researchers] found that twice as many mall shoppers who had just ridden an up escalator contributed to the Salvation Army than shoppers who had just ridden the down escalator.
“研究人员在一次实验中发现，商场购物者中，乘扶梯而上的人对“救世军”进行的捐助，是那些乘扶梯而下的人的两倍。
We were taken to a subway station and ushered onto an 80-meter-long escalator, and while we were traveling down, coming up the other side were ordinary commuters.
那是一座地铁车站我们被引导至一个长达 80米的电动扶梯上.
The escalator wafts us up and down every day.
自动扶梯天天送我们上上下下。
The watchman tucked Corduroy under his arm and carried him down the escalator and set him on the shelf in the toy department with the other animals and dolls.
接着他用胳膊夹着小熊，把小熊带到了电梯下，重新放回到了玩具柜台的架子上，和其他动物以及布娃娃们在一起。
Tell your child not to lean on the handrail. This can slow down the escalator and may throw other people off balance.
告诉孩子不要倚靠扶梯扶手，这样会拖慢其速度，还会导致其他人失去平衡站不稳。
The night watchman was going his rounds on the floor above. When he heard the crash he came dashing down the escalator.
晚上保安正在楼上四处巡视，突然他听到了碰撞声就匆匆赶下电梯。
Butt seconds later a trolley is seen speeding down the escalator behind her.
但是几秒后，一个手推车在她身后的扶梯上加速下滑。
For more than 100 years the escalator has traditionally travelled either up or down and in a straight line.
100多年以来，传统电梯一直都是向上或者向下，沿着直线运行的。
In the video, the woman, wearing pink, is seen pushing her trolley down a flat escalator. She reaches the bottom and calmly pushes it off before walking ahead.
在视频中，可以看到这个身着粉色衣服的老太太在下行电梯推着手推车。她到达电梯底部后，将手推车推了下来，然后继续往前走。
Keep walking down this hallway, and in front of the escalator on right hand side, you will find it.
从这条走廊一直走过去，在电梯前面的右侧你就会找到。
The next day, as Obama was riding up on an escalator, a woman riding down next him beamed.
第二天，当奥巴马乘自动扶梯上楼的时候，旁边的一位女士正好下楼。
Go down the escalator and follow the signs.
走下电扶梯随着标示走。
The traditional escalator works by turning the steps upside down and looping them underneath the staircase to take them back to the start.
传统手扶电梯的工作原理是依靠楼梯上升后，在终点处回环，再变做楼梯下面继续运行，从而实现楼梯的颠倒，重复循环使用；
Wooden legged Bumper Harris was employed to travel up and down the tube's first escalator to prove that it was safe.
人们让木制假人乘地铁的第一个扶梯上上下下，以证明扶梯是安全的。
When the escalator is used and a great number of people are on the escalator, the escalator moves down under the effect of the gravity, thereby saving the energy.
使用时，可在扶梯上人数过多的情况下，靠重力下行，节省能源。
When the escalator is used and a great number of people are on the escalator, the escalator moves down under the effect of the gravity, thereby saving the energy.
使用时，可在扶梯上人数过多的情况下，靠重力下行，节省能源。
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