Problem: Sentence1: The foot of the mountain.
Sentence2: His bare feet projected from his trousers.
Q: Does the term foot mean the same thing in both these sentences?

Answer: different meanings

Problem: Sentence1: This computer will connect well to the network.
Sentence2: Herman connected the computers.
Q: Does the term connect mean the same thing in both these sentences?

Answer: the same meaning

Problem: Sentence1: It was just smoke and mirrors.
Sentence2: He showed batters nothing but smoke.
Q: Does the term smoke mean the same thing in both these sentences?

Answer: different meanings

Problem: Sentence1: Candidates must compete in a trial of skill.
Sentence2: The trials for the semifinals began yesterday.
Q: Does the term trial mean the same thing in both these sentences?

Answer:
different meanings