【医】 periodontal recession
cuspid; tooth; tooth-like thing; tusk
【医】 dens; dent-; dental ivory; dentes; denti-; dento-; odont-; odonto-
teeth; tooth
all; all over; circuit; circumferenc; cycle; thoughtful; week
【计】 REV
【化】 peri
【医】 para-; peri-; perimeter
move back; reel; blench; cower; crane; flinch; shrink; wince
【医】 anastole; recede; recession; retraction
【经】 hold back
