如果已发生有限的人际传播，这一阶段的所有证据表明，传播链在一人受到感染之后终止。
If limited human-to-human transmission has occurred, all evidence at this stage suggests that the chain of transmission ended after a single person was infected.
价值链中的货物及劳务从左到右流动，从原材料出发，经过增值的中介，并终止于终端客户消费者。
Goods and services in a value chain flow from left to right, starting from raw materials, passing through value-adding intermediaries, and ending at end-customer consumers.
一种健壮性类型是简单健壮性，即协议能适应节点和链路的异常终止错误。
One type of robustness is simple robustness, in which the protocol ADAPTS to node and link fail-stop failures.
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