He says, " the 'control, ' 'alt' (alt), and 'shift' keys are on the bottom."

他：“‘控制键（Ctrl）’、‘替换键（Alt）’‘换档键（Shift）’位于底部。

It's like having the shift key always being pressed.

这就像换档键（Shift）一直被按下一样。

The " shift" key is the key you press to make capital letters (to make large letters).

“换档键（Shift）”是你用来输入大写字母的键（用来输入大号字母）。

For instance, pressing down harder would capitalise a letter, doing away with the need for a shift key.

例如， 用力按下可以将字母大写，这样就无需使用换档键了。

The scheme of sending a digital signal or a binary set of 1s and 0s by transmitting different frequencies of electromagnetic waves is called frequency shift keying.

通过传输不同频率的电磁波来发送数字信号或一10成的二进制数据的方法称为频移键控。

In 1916 he created the cockroach Archy, who banged out free verse on Marquis's typewriter at night, minus capital letters because he wasn't strong enough to press the shift key.

1916年， 他创造了蟑螂阿奇，这只蟑螂在夜晚用马奎斯的打字机敲打出自诗，于力气不足无法按下大写锁定键， 因此诗中没有大写字母。