attenuated

• 描述某事物在力量、效果或厚度上被减弱。可指削弱、变薄或稀释。

Describes something that has been reduced in strength, effect, or thickness.

1. Reduced in strength or effectC1formalscientific

   Made weaker or less effective, often used in scientific or medical contexts.

   减弱的

   • The attenuated virus was used to create a safer vaccine.
   • The signal was attenuated by the long distance.
   • The drug's effects were attenuated by the patient's tolerance.

   同义词debilitateddiluteddiminishedimpairedlessenedmitigatedreducedweakened

   反义词intensifiedpotentpowerfulstrengthenedvirulent

2. Thinned or reduced in densityC2formal

   Made thin or slender; reduced in thickness or density.

   减薄的

   • The attenuated branches of the willow tree swayed in the wind.
   • The artist used attenuated lines to create a sense of fragility.
   • The plant's stems became attenuated due to lack of sunlight.

   同义词dilutedrarefiedreducedslendersparsethinthinnedweakened

   反义词concentrateddensethick

• 动词，表示减弱某事物的力量、效果或价值，或使某事物变弱、变稀薄。

A verb used to indicate the act of reducing the force, effect, or value of something, or making something weaker or less intense.

1. Reduce in force or effectC1formalscientific

   To make something weaker or less effective.

   减弱

   • The new policy will attenuate the impact of the economic crisis.
   • The material is designed to attenuate sound waves.
   • The drug helps to attenuate the symptoms of the disease.

   同义词decreasedilutediminishenervateimpairlessenmitigatereducesaptemperundermineweaken

   反义词amplifyaugmentboostincreaseintensifyreinforcestrengthen

2. Reduce in thickness or densityC2formaltechnical

   To make something thinner or less dense.

   使变薄

   • The glass is heated and stretched to attenuate its thickness.
   • The fiber is attenuated to a very fine diameter.
   • The process attenuates the metal into a thin wire.

   同义词diluterarefyreducethinweaken

   反义词concentratecondensethicken