contingencyn.偶发事件;偶然;依附条件,制约条件
contingency reserve应急装备金
contingency account应急帐户
contingency freight意外<或有>运费
Contingency ranking偶然事故排序
contingency measure应变措施
contingency theorem列联定理
contingency station应急电台
contingency surplus或有盈余
contingency annuity或有年金
contingency funding应急资金