sterilization

滅菌

物の表面や内部にいる、細菌などの微生物をすべて死滅させる処理。

やさしい英語で： The process of killing all tiny living things, such as bacteria, on or in something.

• The instruments need sterilization before use.
• Steam sterilization kills bacteria on the equipment.
• Proper sterilization keeps the jars free of germs.

よく使う表現： heat sterilization, steam sterilization, equipment sterilization, sterilization cycle

不妊手術

人や動物が子を作れないようにする、永続的な効果のある医療処置。

やさしい英語で： A medical procedure that permanently prevents a person or animal from having babies.

• The vet recommended sterilization for the cat.
• Sterilization is a permanent form of birth control.
• She discussed voluntary sterilization with her doctor.

よく使う表現： surgical sterilization, female sterilization, voluntary sterilization

不胎化

外貨売買による国内の通貨量の変化を打ち消す、中央銀行の操作。

やさしい英語で： A central bank action that cancels changes in the money supply caused by buying or selling foreign currency.

• The central bank used sterilization after buying foreign currency.
• Sterilization kept the money supply stable.
• The report examined the cost of sterilization operations.

よく使う表現： foreign exchange sterilization, sterilization operations