英语翻译1.使自行车成为今天这个样子花了很长时间.(用what从句）2.这似乎是造成这种差别的原因.（用what 从句

1.It takes a lot of time for making bikes to be what they are like today.
2.This seems to be what makes a difference.
3.Several factors finally determine the message capacity of the computer.
4.This will finally lead to an increase in circulation.

1. It takes a lot of time for making bikes to be what they are like today.
2. This seems to be what makes a difference.
3. Several factors finally determine the message capacity of the compute...

A lot of time was spent to make what the modern bicycle is today.
This seems to be the reason of what makes the difference.
Several factors affect the memory capacity of the computer.
This will lead to increase of transmission quantity.

It has took a long time to make bicycle into what it looks today.
It seems to be what to cause the difference.