side effect
noun /ˈsaɪd ɪfekt/
  /ˈsaɪd ɪfekt/
 [usually plural]- an extra and usually bad effect that a drug has on you, as well as curing illness or pain(药物的)副作用 - The drug has few side effects.这种药副作用小。 
- Side effects include skin rashes and nausea.副作用包括皮疹和恶心。 
 Topics Social issuesb2- The medication can have adverse side effects on the patient.这种药物可能对病人有不良副作用。 
- The patient suffered severe side effects from the drug.这种药副作用很大,病人很是受苦。 
- The treatment has some unfortunate side effects.这一疗法有一些不好的副作用。 
 Collocations Dictionaryadjective- common
- possible
- potential
- …
 - cause
- have
- produce
- …
 - side effect from
- side effect of
- side effect on
- …
 
- The drug has few side effects.
- an unexpected result of a situation or course of action that happens as well as the result you were aiming for意外的连带后果 - Opponents of the policy fear that it could have unfortunate side effects on the economy.这项政策的反对者担心它会对经济产生不利的副作用。 
 
- Opponents of the policy fear that it could have unfortunate side effects on the economy.