SHENZHEN, July 1 (Xinhua) -- An electromyography (EMG) monitor device developed by a Chinese research team recently completed its in-orbit experiment. The device can be used in space for real-time ass ...

I am not clear about the differences between real and authentic as well as true. Would you please explain it for me? Thanks and look forward hearing from you. 在日常对话或者写作中，real、authentic、true ...