There are glass fragments on the floor.
He picked up the pieces of the broken plate.
ounce (of truth, conscience, etc.); trace; shred; scrap
Used figuratively for a tiny amount of an abstract quality, often in expressions like 一片のかけらもない (not even a shred).
There wasn't a shred of truth in his story.
It's an act that shows not an ounce of conscience.
Shards of glass were scattered on the floor.
He doesn't have a shred of conscience.
I picked up the pieces of the broken teacup one by one.