In contrast to er, in a cluster, you cannot control the granularity of data replication; the entire server's data is always replicated.

与ER形成对比的是，在一个集群中，无法控制数据复制的粒度；而是始终复制整个服务器的数据。

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This crucial "control" medicine helps kids sleep better, miss less school, and make fewer scary trips to the er.

重要的“控制”医药有助于孩子睡得更好，少缺课，并减少去急诊室的危险旅程。

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Calreticulin also functions as an er chaperone that ensures proper folding and quality control of newly synthesized glycoproteins.

钙网蛋白也作为内质网的分子伴侣起作用，以确保新合成糖蛋白的正确折叠和质量控制。

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The White House was able to, er, persuade the likes of the AMA and the hospital lobbies because the federal government will control 55% of total U.S. health spending under ObamaCare, according to the Administration's own Medicare actuaries.

WSJ: A Reckless Health Care Bill That Nobody Believes In