voiding

• 指排出体内废物（如尿液或粪便）的生理过程。

A noun referring to the bodily process of discharging waste matter, such as urine or feces.

不可数

1. Excretion of wasteB2formalmedical

   The bodily process of discharging waste matter, such as urine or feces.

   排泄

   • The patient reported difficulty with voiding after the surgery.
   • Regular voiding is important for maintaining bladder health.
   • The nurse monitored the frequency of voiding in the elderly patient.

   同义词dischargeeliminationevacuationexcretion

• 动词，表示使某物变空、清除内容，或宣布某事无效、作废。

A verb used to indicate the act of emptying, clearing, or making something empty or invalid.

1. Cancel or nullifyB2formal

   To make something legally invalid or ineffective.

   撤销

   • The court voided the contract due to fraud.
   • He voided the check after realizing the mistake.
   • The warranty is voided if you tamper with the device.

   同义词abrogateannulcancelinvalidatenegatenullifyquashrepealrescindrevokevacate

   反义词confirmenforceratifysustainupholdvalidate

2. Empty or evacuateB2formal

   To remove the contents of something, especially to empty a container or space.

   清空

   • The technician voided the tank of all remaining liquid.
   • She voided the room of unnecessary furniture.
   • The system automatically voids the cache every hour.

   同义词cleardischargedrainemptyevacuatepurgevacate

   反义词fill