1. professor
2. fly
3. go into dangerous places
4. smallest
Nội dung bài nghe
Robert Wood teaches engineering and applied sciences at the Harvard school of engineering. He also makes robots at the university's laboratory. What is now making very small robots called microbots. One of these is the RoboBees. These are flying robots. They are the size of a fly. These microbots can go into dangerous places to help people. They can also help in growing crops and increase food production. What is also working on a millipedes called Millibots look like millipedes and are some of the fastest robots in the world.