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clue
n
clueless
adj
clueless
adj
例子
The inscription on the ancient stone tablet provided clues about the civilization's language and customs.
The color and consistency of sputum can provide clues about the underlying respiratory condition.
The color and consistency of phlegm can provide clues about the underlying cause of respiratory symptoms.
The sandstone's matrix provided clues about ancient river deposits.
The size and shape of concretions provide clues about ancient environments.
