"Cefotetan is one of a few recommended prophylactic antibiotics in colorectal surgery and has long been the most widely used prophylactic agent for elective colorectal surgery, " Dr.

头孢替坦是少数几个被推荐的结直肠手术预防用抗生素之一，很久以来就是在择期结直肠手术中应用最广泛的预防剂。

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The region began to use quinine successfully as a prophylactic.

该地区开始成功地用奎宁作为预防剂。

《柯林斯英汉双解大词典》

For this reason, she does not believe there is enough evidence to warrant their removal as part of a prophylactic measure against HIV transmission.

出于这个原因，她不建议用摘除扁桃体的方式来预防艾滋病毒的传播。

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Typically a newborn with an infected mother would be given one or two drugs as a prophylactic measure.

FORBES: Was An Infant Cured Of HIV?

Typically, a baby born to a woman with HIV would be given two drugs as a prophylactic measure.

CNN: HIV 'cure' in toddler offers 'global hope'

College lawyers incorrectly believe that speech codes can be a prophylactic measure against lawsuits for harassment or discrimination.

FORBES: Speech Codes: The Biggest Scandal On College Campuses Today