half-century的翻译，读音

例句

In a battle that began a half-century ago, the achievers won. 在这场半个世纪前就已开始的战争中，成功的人取得了胜利。

Over the past half-century many people have tried to ape its success. 半个世纪以来，许许多多的人都在想模仿她的成功。

Did no one think that this half-century-old reactor might someday need to be replaced? 难道没有人想过这座已经服役半个世纪之久的反应堆有一天要被取代吗？ 。

The Dead Sea lost thirty-three percent of its surface area during the last half-century. 在过去的半个世纪，死海丢失了30% 的水域。

Over the following half-century, didactic biographies appeared in dozens of languages. 在之后的半个世纪中，很多各种语言版本的有教育意义的传记出现了。