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A bolt-on is an extra piece you fix onto a machine after the machine is already made. You did not build it in from the start; you attach it to the outside, often with real bolts, and then it is part of the machine — a tank, a rack, extra lights.
A bolt-on外掛配件 is an extra piece是一個額外的零件 you fix onto a machine你把它裝到機器上 after the machine is already made在機器已經做好之後 You你 did not build it in from the start一開始並沒有把它做進去 you attach it to the outside而是把它裝在外面 often with real bolts常常真的用螺栓鎖上 and then it is part of the machine然後它就成了機器的一部分 a tank, a rack, extra lights像油箱、架子、額外的燈
People stretch it a lot, especially in British work talk: a bolt-on extra in a computer program, a bolt-on course at school, a bolt-on tax. The feeling is the same: added later, stuck on, not part of the original design.
People人們 stretch it a lot把這個字用得很寬 especially in British work talk尤其是在英國的工作場合 a bolt-on extra in a computer program電腦程式裡的一個外掛功能 a bolt-on course at school學校裡加開的課 a bolt-on tax後來加上的稅 The feeling is the same感覺都一樣 added later後來加的 stuck on附加上去的 not part of the original design不是原本設計的一部分
It can be a noun (a bolt-on) or an adjective (a bolt-on extra). It is a little informal.
It它 can be a noun可以是名詞 (a bolt-on)(a bolt-on) or an adjective或是形容詞 (a bolt-on extra)(a bolt-on extra) It它 is a little informal有點口語、不正式
Though actually, some bolt-ons are very serious engineering; the word does not mean the extra is cheap or fake — only that it was not there at birth.
Though actually不過其實 some bolt-ons有些bolt-on are very serious engineering其實是很嚴謹的工程 the word這個字 does not mean the extra is cheap or fake不代表那個附加的東西是廉價或假的 only that it was not there at birth只是說它不是一開始就有的
組成bolt (a metal pin you tighten) + on (fixed onto the outside). The picture is in the two pieces.
同家族的字
- boltthe metal pin you use to fix the extra piece on
原始詞典資料5 筆記錄
以下是外部詞典記錄的用法，原文照列，我們還沒有寫成教學內容。上面的說明才是我們自己寫的；有些用法可能上面已經講過了。
bolt-onnoun/bəʊlt ˈɒn/
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An accessory that can be bolted on or otherwise attached.
- Some guitars have the neck glued to the body (Les Pauls), some are bolted on (Fenders), and in some the neck is part of one piece of wood that extends through the body (Jackson). The theory of the neck through the body design is that if the pickups, bridge, and the strings (from tuners to tailpiece) are mounted on the same piece of wood, sustain will be greatly enhanced. In practice, a well joined glue-on and a properly fitted bolt-on will sustain just as well.
- I would draw a distinction between transplants and cross-fertilisation. […] Cross-fertilisation implies a different, more indirect process. It implies that an external stimulus promotes an evolution within the receiving legal system. The evolution involves an internal adaptation by the receiving legal system in its own way. The new development is a distinctive but organic product of that system rather than a bolt-on.
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A functionality or service that can be added to an existing arrangement or plan (for example, a mobile telephone subscription).
- [I]f an innovation has reached the maturity stage of the product life-cycle, then perhaps its functionality will be developed to provide a ‘bolt-on’, with the core of the innovation remaining essentially the same. A classic example of a sustained innovation is the mobile phone, where functionality is increased by adding on extra capabilities, such as video, Internet acss, GPS tracking systems, music, and email.
- PureGym (puregym.com), which has more than 200 gyms across Britain, charges from £8.99 to £17.99 a month, with "bolt ons" available.
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slangA breast implant.
bolt-onadj/bəʊlt ˈɒn/
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Of an accessory: capable of being bolted on or otherwise attached.
- [T]he first model of this now most famous line of related types, the [Gibson] Les Paul also appeared in 1952, […] The trapeze style tailpiece and combined bar bridge was also fitted, although this gave way to a bolt-on bar bridge by 1953.
- Marketing is not an option, a bolt-on activity, or for moments when 'time allows'; it must be present all the time as the company goes about its business.
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computingengineeringmathematicsUsed to extend an existing system, operating as an add-on or plug-in.
- This week we take a close look at four top contenders in the multitasking arena […] All the multitasking systems available for microcomputers today fall into one of two distinct categories: "bolt-on" multitaskers, which add multitasking to an operating system (DOS, for example) that originally executed one task at a time; and "built-in" multitaskers, which are part of the operating system by design.
- Enhanced Data Rates for Global Evolution (EDGE), also known as Enhanced GPRS (EGPRS), is a digital mobile phone technology which acts as a bolt-on enhancement to 2G and 2.5G General Packet Radio Service (GPRS) networks.
資料來源：英文維基詞典 English Wiktionary（CC BY-SA 4.0）。 原文照列，未經改寫。