题目解析:
本题为词汇题。“sequentially”的意思是“继续地,从而”,词汇所在句子“As presented in the
historical chronology, Spanish sources indicate there were thirteen kings who
ruled sequentially.”的意思是“如历史年表显示,西班牙的记录显示印加帝国曾有13位国王依次当政。”
A 选项 secretly 的意思是:秘密地。排除。
B 选项 one after another 的意思是:一个接着另一个。意思与 sequentially 最为相近,故为正确答案。
C 选项 formerly 的意思是:原来,从前。排除。
D 选项 in partnership with each other 的意思是:互相合作。排除。