lu·cid·i·ty /luˈsɪdəti/
明朗,清澈,透明
Lu·cid·i·ty n. The quality or state of being lucid.
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lucidity
n 1: free from obscurity and easy to understand; the
comprehensibility of clear expression [syn: clarity, pellucidity,
clearness, limpidity] [ant: unclearness, obscureness]
2: a lucid state of mind; not confused