There are lack of sensitive and specific indicators to detect early metastasis of breast cancer.
目前临床上缺乏敏感、特异的早期检测乳腺癌复发和转移的指标。
The system consists of eight first level indicators, 28 second level indicators, and 69 specific indicators.
该体系共设8个一级指标、28个二级指标以及69项具体标准。
Like much of high fashion, scarves can signal one's status, and limited edition scarves - often only made available to favored customers - can act as specific indicators for those in the know.
与高级时装一样,丝巾可以代表一个人的身份地位,在懂行的人眼中,限量版丝巾具有特殊的意义,而这种丝巾通常仅提供给最受青睐的客户。
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