He was thrown out of the Olympic team after testing positive for drugs.

他在药检呈阳性后被逐出了奥林匹克运动队。

《柯林斯英汉双解大词典》

In 2010, almost half of TB patients testing positive for HIV in Africa were taking antiretrovirals, and about three-quarters began co-trimoxazole preventive therapy, which helps reduce mortality.

2010年，在非洲艾滋病毒检测阳性的结核病人中，几乎有一半接受了抗逆转录病毒治疗，有四分之三的人开始使用有助于降低死亡的复方新诺明预防疗法。

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Being male, testing positive for allergic sensitivity, having a mother with asthma, and having a mother who smoked during pregnancy were all associated with an increased risk for wheezing at age 5.

分析表明，对变应原敏感性呈阳性的，母亲患有哮喘的，及怀孕期间母亲抽烟的男孩在五岁时患哮鸣的风险更高。

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Information in a biological passport can help catch athletes who use banned drugs but find ways to avoid testing positive for them.

VOA: special.2011.04.12

The singer said the testing shows that she is,in her words, borderline positive for the disease.

VOA: special.2010.06.15

With nearly eight percent of pregnant women in the capital testing HIV positive, preventing mother-to-child transmission is especially important.

VOA: standard.2009.04.24

Hudson was sacked by his previous club Bradford after testing positive for the banned steroid stanozolol.

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The American has accepted testing positive but claims he never knowingly used banned substances.

BBC: Gatlin won the 100m title at the Athens Olympics in 2004

In 2006, he was suspended by the NFL for four games after testing positive for steroids.

WSJ: Bills LB Merriman announces plans to retire