Question: Here is one sentence: Can I charge this purchase?
Here is another sentence: The suspect was charged with murdering his wife.
Does the charge mean the same thing in the two sentences?

Answer: different meanings

Question: Here is one sentence: Go to the supermarket and buy some tea.
Here is another sentence: Would you like some tea?
Does the tea mean the same thing in the two sentences?

Answer: different meanings

Question: Here is one sentence: The pit floor showed where a ring of post holes had been.
Here is another sentence: Many sunken ships rest on the ocean floor.
Does the floor mean the same thing in the two sentences?

Answer: the same meaning

Question: Here is one sentence: Beat the egg whites.
Here is another sentence: Reading beats watching television.
Does the beat mean the same thing in the two sentences?

Answer:
different meanings