1. chain
Animals in a zoo always wear a chain.
He's a chain smoker.
The world's tropical rainforests are critical links in the ecological chain of life on the planet.
you broke the chain
The chain of crimes are thought to have been committed by the same man.
A totally ordered set is often called a "chain".
What is your favourite convenience store chain?
This software carries out Markov Chain Monte Carlo calculations by the use of Gibbs Sampling.
In a horrifying chain of events, Christopher Columbus once bit his own lip.
The probability of this chain of events is one in two million flights - about once every two months at current levels of air traffic.
An example of rust is what happens to the chain on a bike that's been left out in the rain all winter.
Definition on a bicycle, the chain is the set of linked metal rings which connect the pedals to the back wheel and help make the bicycle move
When do you want to get this chain conveyor?
1. He broke that guy's arm, stole his chain. / 2. You could exchange this chain for several necklaces.
Did he take his job? "Yes, he is located higher up in the food chain."
2. string
This string is strong.
Tie the package with string.
The police say there's someone pulling string behind the scenes.
Tom often thinks of Mary when he hears a string quartet.
silly string
All you do is string together a bunch of farfetched ideas. I can't understand a word of it.
Her heart has been hardening all throughout her string of bad hookups.
Not to harp on the same string, I still insist that those who drink should never drive.
Monotony develops when you harp on the same string.
She was lying on the floor, strangled by a harp string.
Officers patrolled the neighborhood for a month after the string of robberies.
An example of a string instrument is a violin.
Hold your strings tight.
I tried to assemble that with a string, but it didn’t work
The townsfolk were convinced that the string of murders was tied to a satanic cult.