INTRO The earliest recognized device for computing was the abacus, invented in Mesopotamia around 2500 BCE.

主题曲...最早被认可的计算设备是算盘 大约公元前2500年发明于美索不达米亚。

Kind of like when hitting 10 on that basic abacus.

类似于当算盘敲到10时。

According to my abacus, that's 200,000 man-years of hard labor.

按照我的算盘，那是20万工年的苦工。

In the 16th century, the era of the counting rods came to an end to be completely replaced by the abacus.

在16世纪，算筹的时代结束了，完全为算盘所取代。

From the abacus, to room-sized machines, to desktops, to computers in our pockets.

从算盘，到房间大小的机器，到台式机，再到我们口袋里的电脑。

Though the month was February below it was May in the abacus of the column.

虽然下面的月份是二月， 但在列的算盘中是五月。

The earliest computers were manual counting devices, like the abacus, while later ones used mechanical parts.

最早的计算机是手动计数设备，如算盘，而后来的计算机则使用机械零件。

The abacus was created because, the scale of society had become greater than what a single person could keep and manipulate in their mind.

人们制造算盘是因为社会的规模已经比个人可以在脑中储存和操作的规模更大。

There are many variants of the abacus, but let's look at a really basic version with each row representing a different power of ten.

算盘有许多的变种，但让我们来看看一个基本的版本其每一行代表着10的不同次方。

These were very early abacuses, which developed around 4,000 years ago into the more traditional style of beads threaded onto rods and set into a frame.

这些都是非常早期的算盘，大约在4000年前发展成为更传统的形状，将珠子穿过杆并镶嵌成一个框架。