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》

Testing over the weekend produced positive feedback.

周末测试结束，产生了积极的反馈。

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In its second phase the company had positive results when testing their device for chronic rhinosinusitis with polyposis, chronic rhinosinusitis without polyposis and migraine therapies.

在第二个阶段的测试中公司得到了积极的结果，特别是在鼻窦炎和鼻息肉，慢性鼻窦炎和偏头痛等慢性病的治疗方面。

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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

To avoid beatings and abuse, women who think they may be HIV-positive may delay testing and diagnosis.

FORBES: Ending Violence Against Women is Critical to Ending the AIDS Epidemic

Melky Cabrera and Bartolo Colon are both facing 50-game suspensions after testing positive for testosterone usage.

FORBES: Why It's Time To Legalize Steroids In Professional Sports

Meanwhile, Sharks fly-half Herkie Kruger is facing a two-year ban after testing positive for the anabolic steroid nandrolone.

BBC: Andrew Mehrtens looks to pass for Canterbury