[jiāo huàn]
exchange; swap; interchange; permutation; commutation; swapping; [生物] crossing over; swop; resin-in-pulp; inversion
change of courts, goals or ends
交换场地 {体}
interchange opinions; exchange views; compare notes
交换意见
exchange of POW (prisoner of war)
交换战俘
exchange of notes
交换照会
exchange of commodities
商品交换
swap steels for oil
用钢材交换石油
barter wheat for rice
用小麦交换大米