反芻
沉思
formal -money or another form of payment for work you have done 【正式】酬金; 酬勞
vestiges (n) 遺跡;殘餘
bonanza (n) 走鴻運﹐獲利之道﹐致富之源
rumination (n) 反芻; 沉思
emolument 酬金; 酬勞,薪水
13. The only _____ of the old man’s care..-阿摩線上測驗