63-year-old Lai Shufang has spent over 40 years making Tangchang cloth shoes.

63岁的赖淑芳制作唐昌布鞋已有40多年了。

youdao

A teacher might read 10,000 essays over a 40-year career.

一个教师在四十年的职业生涯中，可能要读一万篇论文。

youdao

The goal of Professor Goel's virtual assistant next year is to take over answering 40% of all the questions posed by students on the online forum.

戈埃尔教授的虚拟助理明年的目标是接替着回答40%学生在线上论坛上提出的问题。

youdao

Over a 40 year period, this could also amount to a significant sum.

FORBES: How Much Will You Pay In Taxes Over Your Lifetime?

Inflation at one point last year was running at over 40% a year, though it has since come down.

ECONOMIST: Ethiopia: If Meles goes too�� | The

Police believe former BBC presenter and DJ Savile, who died last year aged 84, could have abused as many as 300 people over a 40-year period.

BBC: Broadcaster backs BBC against Jimmy Savile 'witch-hunt'