| 词汇 | on demand |
| 释义 | Idiom on demand at any time that you want or need something.With cable, you can order movies on demand, but naturally you have to pay for them. on demandWhen needed or desired. Often hyphenated. It can be difficult to adjust to a baby's need to feed on demand. Cable television is being replaced in many homes by on-demand video services. on demandWhen needed or asked for, as in She's always ready to sing on demand, or Nowadays infants are generally fed on demand. This usage is a broadening of this phrase's meaning in finance, that is, "payable on being requested or presented," as in This note is payable on demand. [Late 1600s] on deˈmanddone or happening whenever somebody asks: Feed the baby on demand.on demand1. When presented for payment: a note payable on demand. 2. When needed or asked for: fed the baby on demand. |
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