汉译英；最初的自行车是木制的，只有2个木轮子。

The original bike was made from wood and it only had 2 wooden wheels.
there were hand and foot in the bike improved.

Original bicycle is made by wood with only two wood wheels.

Improved bicycle has handle and pedal.

前面的人都加了定冠词，其实不用。

1，st, the initial bicycle is wooden, has 2 wooden wheels.
2, the improvement bicycle has is the hand and the foot pedal version.

1.The first bike is made of mood,it had only 2 wooden wheels.
2.The bike improved has handle and Foot version.

The initial bicycle is wooden, has two wooden wheels
The improvement bicycle has is the hand and the foot pedal version