鑽研出來的專長
最貼近核心的一層：力氣集中的地方在一個人的知識和經驗上。
area of expertise · noun · B1
The subject or type of work someone knows most about and has most experience in.
專長；專業
核心畫面
You can picture a specialty as the one thing a person or place has put all its effort into, until that thing becomes what they are known for. Others may do many things ; this is the thing they do better than the rest, and it is the thing people come to them for.
可以想成「一個人或一個地方把力氣集中在某一樣東西上，久了那樣東西就變成別人認得他們的招牌」。別的事情也許都做得普普通…更多收起
可以想成「一個人或一個地方把力氣集中在某一樣東西上，久了那樣東西就變成別人認得他們的招牌」。別的事情也許都做得普普通通，但這一樣特別拿手，於是大家專門為了它而來。醫生的 specialty 是他鑽研的科別，餐廳的 specialty 是客人指名要點的那道菜——同一個畫面，只是換了不同的舞台。Two branches
拿手的那一樣東西
把「投入的方向」換成「端出來的成品或店面」。專長看不見，招牌菜和專門店則是專長變成別人看得到、買得到的樣子。
signature dish · noun · A2
The food a person, place, or restaurant is best known for making well.
招牌菜；特色菜
原始詞典資料6 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。
specialtynoun/ˈspɛʃ.əl.ti/
- 1
That in which one specializes; a chosen expertise or talent; bailiwick.
- Near-synonym: discipline
- medical specialty
- 2
A product that originates in and is characteristic of a place.
- regional specialty
- house specialty
- 3
obsoleteParticularity.
- The specialty of rule hath been neglected: And, look, how many Grecian tents do stand Hollow upon this plain, so many hollow factions.
- 4
A particular or peculiar case.
- 5
An attribute or quality peculiar to a species.
- 6
lawA contract or obligation under seal; a contract by deed; a writing, under seal, given as security for a debt particularly specified.
- Let specialties be therefore drawne betweene vs, That couenants may be kept on either hand.
- 1812, Joseph Chitty, A Treatise on Pleading, with a Collection of Practical Precedents, and Notes Thereon, 2nd American edition, edited by Thomas Day, New York, Volume 2, section 456, note c, […] in a plea to an action of debt on specialty, it is still necessary to show that the debt on which the judgment was recovered was a specialty, or to aver that the judgment was recovered before the defendant had notice of the plaintiff’s demand.
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。