"踏入职场"是指开始参与工作,成为职场人员。

在英文中,常用的表达有:

enter the workforce:进入劳动力市场
join the workforce:加入劳动力
start a career:开始职业生涯
embark on a career:开始职业生涯

例句:

I entered the workforce after graduating from college.(我在大学毕业后进入了劳动力市场。)
She joined the workforce right after high school.(她在高中毕业后立刻加入了劳动力。)
He started his career as a software engineer.(他从软件工程师开始了他的职业生涯。)
She decided to embark on a career in finance.(她决定开始从事金融行业的职业生涯。)