epochal
🇺🇸
/'epəkəl/
🇬🇧
/'epəkəl/
adjective
R
Very important in history because it marks a big change.
The moon landing was an epochal event, changing how we see space exploration.
登月是一个划时代的事件，改变了我们对太空探索的看法。
R
Showing the start of a new and important time.
The introduction of smartphones was an epochal shift in technology.
智能手机的引入是技术领域划时代的转变。
translation
划时代的, 开创性的