It's safe, with no risk of pregnancy or infection.

它很安全，没有怀孕和感染的危险。

youdao

Q: is hepatitis B disease or infection associated with leukaemia?

问：乙型肝炎或乙肝病毒感染与白血病之间是否具有相关性？

youdao

A toy might be harmlessly flushed out, but it might also perforate tissue, leading to bleeding or infection.

玩具可以无害地取出，当然也可以戳穿机体组织，导致出血或感染。

youdao

Masses of these monocytes leave the spleen in the event of an injury like a heart attack, wound,or infection.

VOA: special.2009.08.25

Now in some--in the chronic respiratory diseases there's some infection but most of the other things are caused by lifestyle or by other factors, not the infectious diseases.

如今一些,如慢性呼吸道疾病,有一些是传染所得,但大多数,都是生活方式或其他因素导致的,而不是感染性疾病

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

This is especially true if they result from drugs,infection, sight or hearing problems, head injury,and heart or lung problems.

VOA: special.2009.09.15

Eventually, EB proves fatal, either through organ failure, secondary skin cancer or infection.

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What to watch for: Upset stomach, cough, dizziness, drowsiness, ear pain or infection, swelling of the mouth or throat.

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There were no outward signs of trauma or infection, the zoo said, and it was not immediately clear what caused the cub's death.

CNN: Panda cub dies at Smithsonian's National Zoo