| 单词 | modern invention |
| 释义 | modern invention Spelling bees are perceived by many to be a relatively modern invention. Times, Sunday Times Police are a very modern invention. Times, Sunday Times These aren’t a modern invention. Retrieved from Wikipedia CC BY-SA 3.0 The mass consumption of single-use items has indeed become a matter of urgent environmental concern in recent years—particularly when those items are made out of plastic, a relatively modern invention. Retrieved from Wikipedia CC BY-SA 3.0 Fast tempos are not a modern invention. Times, Sunday Times |
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