a piece of material used to cover a hole or damaged area; a small area that differs from its surroundings
noun
例句:
• She sewed a patch onto the torn knee of her jeans.
• There was an icy patch on the road that caused several accidents.
a small software update that fixes bugs or security vulnerabilities
noun
例句:
• The security patch was released to fix a critical vulnerability.
• Make sure to install the latest patch to keep your software up to date.