研究组的负责人，卡内基梅龙大学的教授KrzysztofMatyjaszewski说，在进一步细化下，材料可以不断地进行自我修复更多次。

With further refinement, the material could mend itself many more times, says CMU chemistry professor Krzysztof Matyjaszewski, who led the research team.

youdao

这又一次让我感到困惑，几年来我在不断地求知探索，母亲问过我好多次，而且每次她总是说。“你的答案不对，可是，你每年都变的越来越聪明了。”

Stumped again, I continued my quest for knowledge and over the years, Mother asked me a couple more times and always her answer was, "No, but you are getting smarter every year, my child."

youdao

这又一次让我感到困惑，几年来我在不断地求知探索，母亲问过我好多次，而且每次她总是说。“你的答案不对，可是，你每年都变的越来越聪明了。”

Stumped again, I continued my quest for knowledge and over the years, Mother asked me a couple more times and always her answer was, "No, but you are getting smarter every year, my child."

youdao