adj.清楚的，明白的，神志清醒的，清澈的，透明的，[动，植]光滑的
His prose is always lucid and compelling.
他的散文素来简洁、有力。
In a rare lucid moment, she looked at me and smiled.
在难得清醒的时刻，她看看我，对我笑笑。
His explanation was lucid and to the point.
他的解释扼要易懂.
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