Imagine taking two IgGs, turning one upside-down and then they're hooked together.
想象一下，取两个免疫球蛋白，把其中一个倒置，然后它们就连在一起了。
A Tokay gecko hangs upside down in its terrarium at the Academy of Natural Sciences in Philadelphia, Pennsylvania.
宾夕法尼亚州费城自然科学院的养缸里，一只壁虎倒挂着。
A South American bird that forages for winged termites and other small insects while swinging upside down form the foliage of tall trees.
一种南美洲的鸟，倒挂在高大的树上，觅食有翼的白蚁和其他小昆虫。
You can demonstrate this process by simply turning faces upside-down, showing that our ability to pick out differences is suddenly reduced.
你可以通过简单地把脸倒置过来来演示这个过程，表明我们辨别差异的能力突然下降。
They're lenses because they're convex vessels, and when they're full of water, they act as a lens and you see the horizon in them, upside down and backwards.
它们是透镜，因为它们是凸面容器，当它们盛满水后，它们可作为透镜使用，你可以看到它们里面上下颠倒的地平线。
Craigslist quickly overtook newspaper classified ads and turned newspaper economics upside down.
克雷格列表网站（Craigslist）迅速取代了报纸的分类广告，并颠覆了报纸经济学。
The upside to the economic downturn is the immense incentive it gives retailers to treat you like a queen for a day.
经济低迷的好处在于，它会给零售商巨大的激励，让他们把你当女王一样款待一天。
If good friends fell from the sky like raindrops, I'd turn my umbrella upside down and have all that I need.
如果好朋友像雨点一样由天而降，我会反转我的雨伞，接住我所需要的一切。
But her life was turned upside down when a motorist distracted by his cell phone, ran a stop sign and crashed into the side of her car.
但当一名驾车者被手机分了心，闯了一个红灯，撞到了她的车边时，她的生活被颠覆了。
The police turned the whole house upside down looking for clues.
警察为查找线索把整所房子翻得乱七八糟。
The top of the house is an old boat turned upside down.
屋顶是一艘翻过来的旧船。
"Nine" looks similar to "six" if you turn it upside down.
如果你把“9”倒过来，看起来和“6”很像。
As I looked at the upside-down pizza, I heard Mrs. Martin's voice.
当我看着打翻的披萨时，我听到了马丁太太的声音。
As he got closer, he found another vehicle upside down on the road.
当他走近时，他发现另一辆车倒在路上。
Even if you turn it upside down, it isn't similar to any other number.
即使你把它倒过来，它也和其他数字不相像。
We'd come down in the morning to find they'd turned the room upside down, and left it looking like a zoo.
我们早上下楼时发现它们把房间翻了个底朝天，看起来像个动物园。
In ancient China, there is also a saying, water can hold the boat, it can also make the boat turn upside down.
在中国古代也有谚语说，水能载舟，亦能覆舟。
Inflation surprises on the upside.
通胀出乎意料地处于高位。
Shen, the film producer, sees only an upside.
电影制片人沈悦看到的只是好的一面。
The upside: One ounce has just 110 calories.
好处：一盎司面包只有110卡路里热量。
Dani Andrada Lost in an upside down sea of Tufas.
DaniAndrada迷失在倒立的石灰岩海洋中。
They don't want their lives turned upside down.
他们不想他们的生活天翻地覆。
Why does a particular maiden turn our wits upside down?
为什么一个特别的少女会让我们神魂颠倒？
Emptying buckets and baths, and storing them upside-down.
排空水桶和浴盆，倒置存放。
"The Curse of the Mogul" argues that this upside was a mirage.
《巨头的诅咒》一书却认为，这些利好只是海市蜃楼。
The smartest risks have a limited downside and a huge upside.
最明智的冒险“弊”有限而“利”很大。
An influx of nomads has turned the Mongolian capital upside down.
牧民的涌入已经彻底改变了蒙古首都的面貌。
But amid shrinking populations, that logic is turned upside-down.
但在不断缩水的人口中，那种逻辑就恰好反过来了。
But amid shrinking populations, that logic is turned upside-down.
但在不断缩水的人口中，那种逻辑就恰好反过来了。
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