| 单词 | 特定物 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔attention span〕The length of time during which a person can concentrate or focus attention on a particular object or idea without diversion.注意广度：某人能够将注意力集中于某一特定物体或思想而毫不走神的时间长度美国传统〔concentration〕Chemistry The amount of a specified substance in a unit amount of another substance.【化学】 浓度：在某一单位物质中另一特定物质的含量美国传统〔contraindicated〕The drug is contraindicated in patients with certain allergies.对某些特定物质过敏的患者忌用这种药品。韦氏高阶〔transmittance〕Physics The ratio of the radiant energy transmitted to the total radiant energy incident on a given body.【物理学】 透射：透过特定物体的辐射能量与射入这个物体的总辐射能量之比美国传统〔urinalysis〕Laboratory analysis of urine, used to aid in the diagnosis of disease or to detect the presence of a specific substance, such as an illegal drug.尿分析：尿液的试验分析，用于诊断病情或发现特定物质的存在，如非法毒品美国传统〔wish〕A desire, longing, or strong inclination for a specific thing.希望，愿望：对某一特定物的欲望、向往或强烈倾向美国传统 |
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