Engineers Create a Swimming Robot Powered by Muscle Cells
In the app: the whole story at your level, listening, the quiz and the word cards.
The same story at six levels
How the first sentence reads at every level, from A1 to C2.
- A1
Engineers work at the Massachusetts Institute of Technology.
- A2
Engineers at the Massachusetts Institute of Technology made a robot.
- B1
Engineers at the Massachusetts Institute of Technology have created a paper-thin swimming robot.
- B2
Engineers at the Massachusetts Institute of Technology have created a paper-thin swimming robot that is propelled by a single layer of living muscle cells.
- C1
Engineers at the Massachusetts Institute of Technology have created a paper-thin swimming robot propelled by a single layer of living muscle cells.
- C2
Engineers at the Massachusetts Institute of Technology have created a paper-thin swimming robot propelled by a single layer of living muscle cells.
Key words
Words from the B1 text, with their meaning.
- layer
- An amount or piece of a material or substance that covers a surface or that is between two other things.
- skeleton
- A structure that supports the body of a person or animal, or the basic structure of something.
- expose
- To put someone or something in a situation where they are not protected from something.
- maze
- A complicated system of paths or passages that people try to find their way through for entertainment.
- fragile
- Easily broken, damaged, or destroyed.
- tissue
- The material that animals and plants are made of.
Rewritten with AI from facts reported by MIT News. Read the original for the full report.