The Ancient Thinker-"Father"
Tunnel (fourth sound)-Tunnel (softly)
Tunnels dug underground-describe things that are purely real.
Reference (fourth tone)-Reference (softly)
Echo from beginning to end-care
Something (first sound)-something (gently)
Point out the direction, article
Brother (fourth sound)-Brother (softly)
Brother and younger brother-appellations for men of the same age
Right (second sound)-right (softly)
Yes, that's right-the opponent is hostile.