sterilised

• 指经过杀菌处理，消除了细菌和其他活微生物的，通常通过加热或化学方式实现。也可引申指被剥夺生育能力或变得贫瘠、枯燥无生气的。

Describes something that has been made free from bacteria or other living microorganisms, typically through heat or chemical treatment.

1. Made infertileB2formalmedical

   Having been made unable to reproduce, typically through a medical procedure.

   绝育的

   • The stray cats were sterilised to control the population.
   • After the surgery, the animal was sterilised and could not have offspring.
   • Many pet owners choose to have their dogs sterilised for health reasons.

   同义词alteredcastratedfixedneuteredspayed

   反义词fecundfertile

2. Free from microorganismsB2formalmedical

   Having been treated to kill all bacteria, viruses, and other microorganisms.

   已灭菌的

   • All surgical instruments must be sterilised before use.
   • The baby's bottles were sterilised in boiling water.
   • The laboratory equipment was sterilised to prevent contamination.

   同义词asepticgermfreesterile

   反义词contaminatedinfectedunsterilised

• 动词，指使某物不含细菌或其他活微生物；也指使人或动物失去生育能力。

A verb meaning to make something free from bacteria or other living microorganisms, or to make a person or animal unable to produce offspring.

1. Make free from bacteriaB2formalbritishmedical

   To make something completely clean and free from all microorganisms, especially bacteria.

   灭菌

   • The surgeon sterilised the instruments before the operation.
   • All baby bottles must be sterilised to prevent infection.
   • The laboratory technician sterilised the equipment using high heat.

   同义词decontaminatedisinfect

   反义词contaminateinfectpollute

2. Make infertileB2formalbritishmedical

   To perform a medical procedure that makes a person or animal unable to reproduce.

   绝育

   • The vet sterilised the stray cat to control the population.
   • Some people choose to be sterilised as a permanent form of contraception.
   • The procedure to sterilise the animal was quick and safe.

   同义词altercastratedesexfixneuterspay