Q: Sentence (1) The weakness of the dollar against the yen.
Sentence (2) In a small number of horses, muscle weakness may progress to paralysis.. Word: weakness.
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A: the same meaning

Q: Sentence (1) I know Latin.
Sentence (2) Adam knew Eve.. Word: know.
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A: different meanings

Q: Sentence (1) At what time does your train leave?
Sentence (2) The ship leaves at midnight.. Word: leave.
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A:
the same meaning