Technology Festival was held in our school, there is an invention is to attract the attention of foreign visitors, and I was the inventor. Now let me introduce my invention - Nursing robots.
英文能力有限，参考一下吧
There was an invention that drew much attention from the vistors at the Sicence Festival of our school. And I was the inventor. Now please allow me to give you some introductions to my invention——Robot nurse.
In science, is held an invention is attracting foreign visitors eye, while I was the inventor, let me introduce my invention - nursing robot.
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