An intrepid mechanical engineer has one solution: Make bike lights as obvious as car lights.

如今，一位强悍的机械工程师想出了一个方法：让自行车灯和车灯一样显眼。

youdao

An intrepid mechanical engineer has one solution: Make bike lights as obvious as car lights.

如今，一位强悍的机械工程师想出了一个方法：让自行车灯和车灯一样显眼。

youdao