提示：点击例句中的单词，就可以看到词义解释

Infrastructure is concessionary manage study with chartered right agreement .

基础设施特许经营与特许权合约研究。

Concessionary rate only applies to the disabled .

优惠收费只适用於残疾人士.

Tickets are available at a concessionary rate for the elderly and the unemployed .

老年人和失业者可买到特价便宜票。

Application for concessionary refund of registration fee paid .

申请特许退还已缴付的登记费。

2011 Concessionary chain 23rd guangzhou joining exhibition .

2011第二十三届广州特许连锁加盟展览会。