Reinvent the wheel – Waste time by creating something that already exists. - Waste time by creating something that already exists, 2. Push the envelope – Go beyond the usual limits in innovation. - Go beyond the usual limits in innovation, 3. Cutting-edge – At the forefront of innovation. - At the forefront of innovation, 4. Rocket science – Something very complex or difficult to understand. - Something very complex or difficult to understand, 5. Back to the drawing board – Start again because the first attempt failed. - Start again because the first attempt failed, 6. A well-oiled machine – Something that operates efficiently. - Something that operates efficiently, 7. Throw a spanner in the works – Cause problems that delay or stop progress. - Cause problems that delay or stop progress, 8. Light years ahead – Far more advanced. - Far more advanced, 9. Break new ground – Make an important innovation. - Make an important innovation, 10. Behind the curve – Less advanced or slower than current standards. - Less advanced or slower than current standards,

SCIENCE & TECHNOLOGY idioms

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