Following that fatal case, health authorities initiated contact tracing, and on 24 September they received reports of symptoms in the sister.

在出现这例致命的病例之后，卫生当局开展了接触追踪，并于9月24日收到了姐姐出现症状的报告。

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The joke to deal with the enemy, is a natural good tactics, but the contact point, must be the opponent's fatal injury, otherwise, the end is nothing but a joke just kidding.

用玩笑来应付敌人，自然也是一种好战法，但触着之处，须是对手的致命伤，否则，玩笑终不过是一种单单的玩笑而已。

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The Ebola virus is a highly infectious, often fatal agent spread through direct contact with bodily fluids.

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The deaths have stoked heightened fear of the virus, a highly infectious, often fatal agent spread through direct contact with bodily fluids.

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Other impacts associated with inadequate sanitation include an estimated 260 million people infected with schistosomiasis, a potentially fatal parasitic infection spread through contact with contaminated water.

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