subsidiaryn.子公司；附属机构adj.辅助的；补贴的；附属的subsidiary fold分支褶皱subsidiary main辅助干管subsidiary goal附属目标subsidiary file附属文件subsidiary wage附加工资subsidiary role次要作用subsidiary coin辅币subsidiary weir副堰,辅助堰subsidiary drain辅助排水沟subsidiary right附属版权

1. The old Aswan dam was a barrage.
   老的阿斯旺坝是一个拦河闸。
2. The authors analyze the stress and strain of the reinforced secondary dam and its impervious corewall.
   针对加固后副坝以及防渗墙的应力应变进行了分析研究。