successions
n.
连续( succession的名词复数 );
连续不断的人[事物];
继承，继任;
继承权;
例句:
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It holds also one of the most complete successions of the Cambrian strata known in China.
此地同样也是我国寒武系地层出露最完整的地区之一.
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Hold referendums for its successions and disestablish the church by all means.
来自ECONOMIST