当我们想到符号时，这些事情涌上心头，它们作为某一整套思想的替身或简写的符号。

When we think about symbols, these are the sort of things that come to mind - signs that act as a stand-in or shorthand for a whole set of ideas.

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高血压最终导致心脏的主要动力泵区(左心室)的增大，这是可以通过“左心室容积系数”(或简写为LVMI)测得的。

High blood pressure eventually leads to enlargement of the main pumping chamber of the heart, which is measured by the "left ventricular mass index" or LVMI.

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他们分析了多达1400个单核苷酸多态性，或简写为SNPs，为了检查精神分裂症患者是否比正常人更频繁地携带了SNPs。

They analyzed more than 1, 400 single nucleotide polymorphisms, or SNPs for short, to see if any particular SNPs were more frequently carried by schizophrenia patients than unaffected people.

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