来自拉丁语lucere,发光，照耀，词源同light.引申词义明亮的，清楚的。

1. His prose is always lucid and compelling.

他的散文素来简洁、有力。

2. 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。

3. His explanation was lucid and to the point.

他的解释扼要易懂.

4. Haig was immediately impressed by Charteris's expertise and by his lucid explanation of the work.

查特里斯的专业知识和他对作品浅显易懂的阐释立即给黑格留下了深刻印象。

5. He gave a more lucid exposition of the party's strategy than Bush has managed in months of obfuscation.

相对于布什几个月来的语焉不详，他对该党的策略作了较为清晰的阐述。