n. 公共露天游泳池

[ noun ]
a recreational facility including a swimming pool for water sports
<noun.artifact>

lido \lido\ n.
1. [After the Lido, a group of sandy barrier islands between
the lagoon of Venice and the Adriatic, a popular beach
resort.] A recreational facility, especially one including
a swimming pool for water sports. [British]
[WordNet 1.5]