conserved

• 指受到保护而免受伤害、破坏或丢失的；在科学语境中，常指在系统内保持恒定的量或性质。

Describes something that is protected from harm, decay, or loss; in scientific contexts, often refers to a quantity or property that remains constant in a system.

1. Preserved or protectedB2formalscientific

   Kept in its original state or protected from harm, decay, or loss.

   保存的

   • The ancient manuscripts were conserved in a climate-controlled vault.
   • Wildlife in the national park is carefully conserved.
   • The conserved energy in the system remains constant.

   同义词keptmaintainedpreservedprotectedretainedshielded

   反义词abandoneddamageddestroyedneglectedwasted

2. Maintained constantC1formalscientific

   In physics or chemistry, a quantity that remains unchanged during a process.

   守恒的

   • In a closed system, total momentum is conserved.
   • Mass is conserved in a chemical reaction.
   • The conserved charge in the experiment was measured precisely.

   同义词constantinvariantpreservedunchangedunchanging

• 动词，表示保护某物免受损害、损失或耗尽，尤指自然资源或能源；也指节约使用、避免浪费。

A verb used to indicate the act of protecting something from harm, loss, or depletion, especially natural resources or energy.

1. Protect from harm or depletionB2formal

   To protect something, especially natural resources, from being damaged or used up.

   保护

   • We must conserve water during the drought.
   • The organization works to conserve endangered species.
   • It is important to conserve energy by turning off lights.

   同义词guardhusbandkeepmaintainpreserveprotectsafeguardsave

   反义词depletedissipatesquanderwaste

2. Use sparinglyB2formal

   To use something carefully to avoid waste.

   节约

   • She tried to conserve her strength for the final race.
   • The chef conserves leftover ingredients for stock.
   • He conserved his money by cooking at home.

   同义词budgeteconomizehusbandrationsavespare

   反义词lavishsplurgesquanderwaste