锻炼有助于使你的身体足够强壮，以抵抗病毒。
Exercises will help make your body strong enough to resist (抵抗) the virus.
作为抵抗病毒的自然防御机制的一部分，限制酶存在于细菌中。
Restriction enzymes occur in bacteria as part of a natural defense mechanism to guard against invading viruses.
现今没有药品能抵抗病毒，主要的手段是控制症状。
No medications are currently available against adenoviruses, so current treatment focuses on managing symptoms.
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