Well, let's have a look. A submarine, ice-chair, robot, cannon, helicopter, water-bike, plane, bicycle, helicopter, unicycle, submarine, comb. Which of these exactly is an 'invention' (something that has not existed before)?
as for the vehicles... i guess if you have no family, no loved ones, and don't care whether you get crippled or drown or whatever, then these are great ideas.
A local farmer Li Yuming works on his unfinished miniature submarine Xiaguang V, which is 3-metre long, 1.2-metre in height, has a maximum diving depth of 20 metres, and can hold two adults and one child at the same time.
Well, let's have a look. A submarine, ice-chair, robot, cannon, helicopter, water-bike, plane, bicycle, helicopter, unicycle, submarine, comb. Which of these exactly is an 'invention' (something that has not existed before)?
as for the vehicles... i guess if you have no family, no loved ones, and don't care whether you get crippled or drown or whatever, then these are great ideas.
as for the vehicles... i guess if you have no family, no loved ones, and don't care whether you get crippled or drown or whatever, then these are great ideas.
@Norm101 ...or a weird quad;)