oxidised

• 指物质与氧发生化学反应，通常导致颜色或成分发生变化。

Describes a substance that has undergone a chemical reaction with oxygen, often resulting in a change in color or composition.

1. Combined with oxygenB2formalscientific

   Having undergone a chemical reaction where a substance combines with oxygen, often resulting in a change in color or properties.

   氧化的

   • The oxidised metal surface turned a dull green color.
   • When iron is oxidised, it forms rust.
   • The wine had an oxidised flavor, indicating it had been exposed to air for too long.

   同义词corrodedrusted

   反义词reduced

• 动词，指使某物与氧化合或发生氧化反应，也指物质失去电子或被氧化。

A verb meaning to combine or cause to combine with oxygen, or to undergo a chemical reaction in which electrons are lost.

1. Add oxygen to or combine with oxygenB2formalscientific

   To cause a substance to combine with oxygen, often resulting in a chemical change.

   氧化

   • When you heat copper, it oxidises and turns black.
   • The process oxidises the iron, forming rust.
   • Bleach oxidises stains, making them disappear.

   同义词oxygenateoxygenize

   反义词reduce

2. Enter into a combination with oxygenB2formalscientific

   To undergo a chemical reaction where a substance combines with oxygen, often becoming an oxide.

   氧化

   • Iron oxidises quickly in a humid environment.
   • The metal oxidises when exposed to air and moisture.
   • Fruit oxidises and turns brown after being cut.

   同义词corroderusttarnish