The parasites enter the body when the person instinctively smears the bug faeces into the bite, the eyes, the mouth, or into any skin break.

当人出于本能把臭虫粪便抹到叮咬处、眼部、口腔或任何皮肤破损处时，寄生虫就进入人体。

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She forgot about her itchy bug bite as soon as lunch arrived.

一到午餐时间到来，她就忘记蚊虫曾叮咬过她了。

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They usually bite an exposed area of skin such as the face, and the bug defecates close to the bite.

它们通常叮咬脸部等皮肤暴露区，而且臭虫在叮咬处附近排便。

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Within 24 to 48 hours, an itchy red bump that resembles a bug bite develops, with a characteristic black area in the center where the skin is dying.

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The parasites can then enter your body through your eyes, mouth, a cut or scratch, or the wound from the bug's bite.

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Doctors said he was the third person known to have acquired the bug from a human bite.

BBC: News | Health | Don't mention the gnaw