l3 71 listening stanag 6001
0 31 词汇卡 slawek liskiewicz
看到类似的抽认卡：
stanag 6001 level 3 o71l3 71 b stanag 600168 listenning stanag 6001l3 71 listening c stanag 6001l 68 read c stanag 6001
stanag 6001 level 3 o71l3 71 b stanag 600168 listenning stanag 6001l3 71 listening c stanag 6001l 68 read c stanag 6001
