问题描述：
英语翻译
when a person suddenly loses consciousness,a bystander is not expected to diagnose the problem but to attempt to ____ its effects by starting vital functions if they are absent.counter （抵消）为何不是precipitate(使发生)?
when a person suddenly loses consciousness,a bystander is not expected to diagnose the problem but to attempt to ____ its effects by starting vital functions if they are absent.counter （抵消）为何不是precipitate(使发生)?
问题解答：
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