Recently, five international students and entrepreneurs visited Xi'an Jiaotong University in northwest China, learning about how the brain-computer controlled rehabilitation robot helps stroke ...

英语表达 “dip your toe into…” 的字面意思是 “把脚趾头伸进……” ，就好像泡脚时先把脚趾头伸进热水中试试温度的动作 ...