【医】 emansio mensium; menstruation delayed
at the beginning of; early; elementary; first; original
【医】 arch-; arche-; prot-; proto-
after; by; classics; scripture; constant; endure; manage; deal in
pass through; regular
【医】 per-; trans-
lag; retardation; tardiness
【医】 delay
【经】 lagging