He said the launch of the party represented a milestone in Zambian history.

他说该党的成立代表着赞比亚历史上的一个里程碑。

《柯林斯英汉双解大词典》

The opening of the Beijing-Zhangjiakou high speed railway took place in December, 2019. The railway is a milestone in China's railway development because it has used the latest technologies in railway building.

京张高速铁路于2019年12月开通。这条铁路是中国铁路发展的一个里程碑，因为它采用了铁路建设的最新技术。

youdao

Their departure will be a milestone.

他们的离开将是一个转折点。

youdao

It served as a milestone in making bilateral talk between North Korea and the United States possible,"

VOA: standard.2009.12.30

"And today I return to Columbus to mark a milestone on the road to recovery: The 10,000th project launched under the Recovery Act.

VOA: standard.2010.06.18

"To actually have a CD out there in stores is a dream come true. To actually be able to go to Wal-Mart, and see your face on the stand there, this is certainly a milestone for me personally and for my career."

VOA: standard.2010.04.09

Though Frostban was never used commercially in farming, the test itself was a milestone.

BBC: GM crops: A bitter harvest?

They have reached a milestone on the way to a secure and lasting peace.

CNN: AllPolitics - Clinton-Netanyahu Transcript

The new Firearms Control Bill is a milestone in the criminal justice system of South Africa.

BBC: SA targets guns