【经】 local clearing
alike; be the same as; in common; same; together
【医】 con-; homo-
city; kasbah; wall
exchange; interchange; change for; commute; permutation; reciprocation
replacement
【计】 exchange; swap; swapping; switching; transput; X
【医】 chiasmapy; cross-over; crossing-over
【经】 interchange; swap