C35 She Was so Angry That She Wanted to Wake Leng Huaiqing up

What does it mean to say "everything is taught in the books?"

Even if Mengmeng's foundational knowledge was solid, she was merely a medical student, not a substitute for a licensed doctor to treat patients.

Gu Hanyuan was obviously doing this deliberately!

Despite knowing that he and Huo Mengmeng had a "brother-sister" relationship