Active efflux mechanism exist not only in FQNS resistant strains, but also in FQNS susceptible strains.

主动外排机制不仅存在于FQNS耐药菌株，而且也存在于FQNS敏感菌株。

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Active efflux mechanism exist not only in FQNS resistant strains, but also in FQNS susceptible strains.

主动外排机制不仅存在于FQNS耐药菌株，而且也存在于FQNS敏感菌株。

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