Today Jean Dong seems to be in a bit of a rush to get to the post office.

Will she get there before it closes? Will she be lucky?

But as Jean discovers, when English speakers say 'you'll be lucky' it doesn't mean you will be lucky. Neither does it mean 'good luck'.

So what does it mean? Listen to the programme to find out!

Jean and William also discuss irony and listen to some examples of native speakers being ironic. Just why are British people so fond of irony?

If you have a question you would like to ask our team, email us at questions.chinaelt@bbc.co.uk.

We might make a programme about your question.

Glossary 詞匯

irony 諷刺

fond of 喜歡，喜愛