on-demand
on-demand — 形容詞
1. ready to be supplied the moment a person asks for it, rather than only at fixed
隨需的
顧客一提出要求就能取得的
ready to be supplied the moment a person asks for it, rather than only at fixed times or in advance.
The new printer offers on-demand colour copies for anyone who walks into the library.
這台新印表機提供隨需的彩色影印服務，任何走進圖書館的人都可以使用。
on-demand + noun (attributive use)
Élise runs an on-demand cake shop where customers choose the size and flavour by phone.
Élise 經營一家隨需訂製的蛋糕店，顧客用電話選擇尺寸與口味。
on-demand + business noun
The hotel provides on-demand laundry, so guests get clean shirts within two hours.
這家飯店提供隨需的洗衣服務，客人兩小時內就能拿到乾淨的襯衫。
Pim prefers on-demand grocery delivery because she shops late at night after long shifts.
Pim 偏好隨叫的雜貨配送服務，因為她常在輪完長班後深夜才採買。
- scheduled
fixed in advance, not triggered by a request
文法句型
on-demand + noun
用法筆記
Only used before a noun (attributive); you cannot say 'the service is on-demand'. Distinguish from sense 3, which is restricted to films and TV.
常見錯誤
2. describing companies, apps, or whole industries built around supplying things or
隨需經濟的
以即時派工平台為核心的產業形態
describing companies, apps, or whole industries built around supplying things or work the moment a customer asks, often through a phone app.
Liam works in the on-demand economy, driving for two ride-share apps every weekend.
Liam 在隨需經濟中工作，每個週末為兩個共乘 App 開車。
on-demand + economy/sector noun
Several on-demand startups now connect local plumbers with families needing urgent repairs.
好幾家隨需經濟的新創公司，現在會把在地水電工跟需要急修的家庭配對在一起。
on-demand + company noun
The on-demand workforce in Jakarta has grown sharply as more drivers switch from taxis.
雅加達的隨需經濟勞動力大幅成長，因為愈來愈多司機從計程車轉職過來。
Kian's brother launched an on-demand cleaning platform that matches workers to flats in under an hour.
Kian 的哥哥開了一個隨需派工的清潔平台，能在一小時內把工人媒合到公寓。
- gig (economy)
narrower; specifically about short freelance jobs
- platform-based
neutral business term for app-driven services
- traditional
describing older, fixed-roster industries
文法句型
on-demand + industry/economy noun
用法筆記
Subject is usually a business, sector, platform, or workforce — not a single product. Distinguish from sense 1, where on-demand modifies the product or service itself.
3. describing films, shows, or video that a viewer can start at any moment, instead
隨選的
觀眾可任意時間開始收看的影音
describing films, shows, or video that a viewer can start at any moment, instead of waiting for a scheduled broadcast time.
Mauricio caught up on the football match through the channel's on-demand replay later that night.
Mauricio 那晚晚一點透過頻道的隨選重播，補看了那場足球賽。
on-demand + replay/playback noun
The streaming app offers thousands of on-demand films, including many classic Korean dramas.
這款串流 App 提供上千部隨選影片，包括許多經典韓劇。
on-demand + films/shows (typical pattern)
Parents like the on-demand cartoons because the children can watch them at bath time.
父母喜歡隨選卡通，因為孩子可以在洗澡時間收看。
Christopher missed the live concert but watched the on-demand recording the following weekend.
Christopher 錯過了那場現場演唱會，但下個週末看了隨選錄影。
文法句型
on-demand + film/TV/video noun
用法筆記
Object is almost always a video, film, show, channel, or recording. Distinguish from sense 1: 'on-demand printing' is sense 1; 'on-demand films' is sense 3.
on-demand — 名詞
1. a paid or built-in television service that lets viewers pick films or shows from
隨選視訊服務
可隨時挑片觀看的影視服務
a paid or built-in television service that lets viewers pick films or shows from a menu and start watching at any time.
Eitan signed up for on-demand last winter to watch foreign films during quiet evenings.
Eitan 去年冬天訂閱了隨選視訊服務，好在安靜的晚上看外國電影。
subject + sign up for + on-demand (as a service)
The hotel room had free on-demand, but the menu only listed action movies.
這間飯店房間附免費的隨選視訊服務，但片單上只有動作片。
free on-demand (collocation for hotel package)
Kemi watches everything on on-demand now and rarely turns on regular television.
Kemi 現在都在隨選視訊服務上看節目，幾乎不再打開一般電視。
The cable company added Korean drama channels to its on-demand last month.
有線電視公司上個月把韓劇頻道加進它的隨選視訊服務裡。
- VOD
abbreviation; common in technical writing about media
- streaming service
broader; includes free and live services too
- linear TV
traditional fixed-schedule broadcasting
文法句型
watch on-demand
available on on-demand
用法筆記
Uncountable noun used without 'a'. Often appears as 'on on-demand' (to describe where you watch) or 'have on-demand' (to describe the subscription).
常見錯誤
on-demand — 慣用語
1. in banking and contracts: as soon as the holder of a cheque, note, or loan forma
見票即付
持票人一要求就須付款
in banking and contracts: as soon as the holder of a cheque, note, or loan formally asks for the money, the payer must hand it over.
The promissory note Samir signed was payable on demand, so the lender could ask for repayment at any moment.
Samir 簽下的本票屬於見票即付，貸方可以在任何時間要求拿回全額。
payable on demand (fixed legal collocation)
Funds in a regular savings account are usually available on demand without any waiting period.
一般活期存款帳戶裡的資金，通常都能見票即付，不需要等待期。
available on demand (banking pattern)
The bond pays interest each year, but the principal is only due on demand after five years.
這檔債券每年付利息，但本金要五年後才見票即付。
Rin's grandfather kept gold coins because they could be sold on demand for cash in any market.
Rin 的爺爺收藏金幣，因為金幣在任何市場都能見票即付換成現金。
- at call
British banking term; nearly interchangeable with 'on demand'
- upon request
more general; not limited to money
- term (loan)
repayable only at a fixed future date, not whenever asked
文法句型
payable on demand
due on demand
用法筆記
Used adverbially after a financial verb (payable, due, available, repayable, callable). Frequently appears in loan contracts and banking documents; in everyday speech, prefer 'whenever asked'.