During the May Day holiday, my parents and I climbed Mount Tai.

五一劳动节假期 我和父母去爬了泰山

It's May Day. They're celebrating Labor Day.

今天是五一国际劳动节。他们正在庆祝劳动节。

May Day has become a venerable institution.

国际劳动节已经成为一个神圣庄严的既定节日。

The parks are decorated for the May Day celebrations.

修饰公园，准备迎接五一。

Mao last appeared in public on May Day 1971.

1971年的五一节是毛最后一次在公众中出现。

The girl chosen queen of a May Day festival.

被选作国际劳动节女王的女孩。