He had propped open the slit that dishes passed through into the kitchen with a catsup bottle.

他用一只番茄汁瓶子把那个洞口撑开，个洞洞用来递盆子进厨房的。

They originally referred to their product as catsup, but switched to ketchup in the 1880s to stand out.

他们最初称他们的产品catsup（番茄），但在 19 世纪 80 年代转向 ketchup（番茄）以脱颖而出。

The catsup in the bottle trick is actually a great example of distraction.

瓶子里的番茄包魔术实际上一个很好的分散注意力的例子。

This person is drawing your attention to this hand making you think it's this hand that's somehow magically moving the catsup packet up and down.

个人正在吸引你的注意力到只手上，让你以只手在神奇地上下移动番茄包。

It seems like this person can make the catsup in the bottle go up or down in the bottle using some kind of invisible force from this hand.

看起来个人能用某种隐形力量从手中让瓶子里的番茄上下移动。

Ketchup and catsup are simply two different spellings for the same thing: a modern, Westernized version of a condiment that European traders were introduced to while visiting the Far East in the late 17th century.

ketchup 和 catsup 同一事物的两种不同拼写： 17 世纪末欧洲商人在访问远东时被介绍给一种调味品的现代西化版本。

You can notice the person is squeezing this hand ever so slightly on the bottle pushing water up or down in the bottle as they squeeze which is really what's causing the catsup packet to go up and down.

你可以注意到个人正在轻微地挤压瓶子，使瓶中的水上下移动，才导致番茄包上下移动的原因。