... dollar-gold standard 美元黄金本位 effective gold standard 实际金本位制 full gold standard 完全金本位制 ...
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It is also the effective mechanism by which gold standard systems have operated in the past, throughout Europe.
这一机制是有效的，在它的作用下，金本位制度过去曾在整个欧洲运行。
Answer: Melatonin has been shown to be effective in randomized clinical trials - the kind considered the gold standard in medicine - but it may work better for some sleep problems than others.
答：褪黑素的效果已在被视为医学金标准的随机临床试验中得到证实，但它可能对某些特定种类的睡眠问题尤其有效。
Brucella blood culture is considered as the gold standard for the diagnosis of brucellosis and Brucella agglutination test is fast and effective as an assistant diagnostic method.
血培养是诊断布氏菌病的金标准，血清凝集试验是快速有效的辅助诊断方法。
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