But though quarantines were frequently effective in protecting the public from the spread of illness, they can be a blunt instrument, and have often been abused or misapplied.

虽然隔离在防止疾病在公众中传播通常很有效，但这种方法往往是一种不近人情的手段，而且通常会被滥用或误用。

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But though quarantines were frequently effective in protecting the public from the spread of illness, they can be a blunt instrument, and have often been abused or misapplied.

虽然隔离在防止疾病在公众中传播通常很有效，但这种方法往往是一种不近人情的手段，而且通常会被滥用或误用。

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