| 词汇 | do double duty as |
| 释义 | Idiom do double duty asdo (double) duty as/for (something) American & Australian to also have another purpose.They make an electronic identity card that will do duty for a credit card and pocket calculator.She's really the secretary but she does double duty as the receptionist during Katrina's lunch hour. do (double) duty as (something)1. To do two things simultaneously. It's sometimes tough to do double duty as an accountant and mom, but we really needed a second income. 2. To be able to serve two functions. Don't worry, this space can do double duty as a guest room and an office. |
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