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1·Effective servant merit system should be established in optimizing common merit rating mechanism, based on its particular attributions of human-capital in public sector.

真正有效的公务员业绩考核机制应立足于公共部门人力资本的特殊性，通过优化一般考核机制的途径来构建。

2·Another is that aliens visited Earth and found our planet so dull that we didn't even merit a rating on their interstellar travel guide.

另一个答案是外星人已经造访过地球，发现我们的星球太原始太枯燥，根本不值得在星际旅游的导游册中浪费笔墨。

3·It is difficult to see how these bonds will merit an AAA-rating.

很难看到这些债券如何会获得AAA级评估。