【经】 clearing agent
exchange; interchange; change for; commute; permutation; reciprocation
replacement
【计】 exchange; swap; swapping; switching; transput; X
【医】 chiasmapy; cross-over; crossing-over
【经】 interchange; swap
attorney; deputy; a man of business; factor; surrogate; vicar; vicegerent
【化】 agent; deputy
【经】 agent; attorney; attorney-in-fact; intermediary; procurator; proxy
surrogate