| 词汇 | know something backwards |
| 释义 | Idiom know something backwardsknow (something) backwards British & Australian, American if you know a subject or a piece of writing backwards, you know it very well.Ed knows the play backwards - he's seen it eight or nine times.After 30 years in the business she knows it backwards and forwards. know (something) backward and forwardTo be extremely familiar with a particular subject, field, or piece of writing, film, music, etc. Primarily heard in US. I've read this book so many times, I know it backward and forward. You should ask Samantha about the issue; she knows car engines backward and forward. know (something) backwardsTo be extremely familiar with a particular subject, field, or piece of writing, film, music, etc. Primarily heard in UK. I've read this book so many times, I know it backwards. You should ask Samantha about your car. She knows engines backwards. know (something) backwards and forwardsTo be extremely familiar with a particular subject, field, or piece of writing, film, music, etc. I've read this book so many times, I know it backwards and forwards. You should ask Samantha about the issue—she knows car engines backwards and forwards. know something backwardsmainly BRITISH orknow something backwards and forwardsmainly AMERICANIf you know a subject backwards, you know a lot about it. I thoroughly enjoy lecturing and know my subject backwards. He will be very much in demand. He knows the business backwards. They know company personnel policy backwards and forwards. know something backwardsbe entirely familiar with something. 1991 William Trevor Reading Turgenev People who lived in the town knew it backwards. know somebody/something ˈbackwards(informal, especially British English) know somebody/something extremely well: He must know the play backwards by now — he’s seen it six times! |
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