sterilizes , sterilizing , sterilized
If you sterilize a thing or a place, you make it completely clean and free from germs.
Sulphur is also used to sterilize equipment.
硫磺也用来给设备消毒。
If a person or an animal is sterilized, they have a medical operation that makes it impossible for them to have or produce babies.
My wife was sterilized after the birth of her fourth child.
我妻子在生了第4个孩子后,做了绝育手术。