This is our twentieth anniversary.

这是我们结婚二十周年纪念。

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Next week is our twentieth anniversary.

下周是我们结婚二十周年纪念。

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This Day marks the twentieth anniversary of the International Day of Older Persons.

今天是国际老年人日二十周年纪念日。

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They celebrated the twentieth anniversary of the fall of the Berlin Wall in a peaceful revolution.

VOA: special.2009.11.14

The fiftieth anniversary of President Kennedy's inauguration will be January twentieth,two thousand eleven.

VOA: special.2010.10.29

Linda is coming up on the twentieth anniversary of the founding of her firm.

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In conjunction with Star Wars' twentieth anniversary next year, Lucas is rereleasing the film to theaters.

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Mills is celebrating the twentieth anniversary of Axis Records with a series of unique performances.

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