核心畫面
A flat folding case, usually leather, made to hold flat things and slide into a pocket. The picture is the shape and the job — thin, folded, holding paper — and that is why the same word can cover the one with your cards in it and the one a hotel hands you your documents in.
可以想成：一個薄薄的、對折的皮套，專門用來裝平的東西，剛好塞得進口袋。這個字抓住的是「形狀＋功能」——扁、能折、夾住…更多收起
可以想成：一個薄薄的、對折的皮套，專門用來裝平的東西，剛好塞得進口袋。這個字抓住的是「形狀＋功能」——扁、能折、夾住紙——所以裝鈔票卡片的那個，跟旅行社給你裝機票文件的那個，用的是同一個字。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。
walletnoun/ˈwɒl.ɪt/
- 1
A small case, often flat and often made of leather, for keeping money (especially paper money), credit cards, etc.
- The thief stole all the money and credit cards out of the old man's wallet.
- I forgot my wallet and left it at home.
- 2
informalA person's bank account or assets.
- It's unknown if the pro running back's recent sex scandal will hit him in the wallet or not.
- In all of India, China, Africa, and much of the southern American continent, those who had the leisure and wallet for fashion—or more simply, in the poorer latitudes, for the mere acquisition of things—would have killed for the street merchandise of Manhattan […]
- 3
businesscomputingengineeringAn e-wallet or digital wallet.
- 4
A thick case or folder with plastic sleeves in which compact discs may be stored.
- I won an auction online for a cheap CD wallet.
- 5
archaicA bag or pouch.
- He brought with him a large wallet with some provisions for the road.
- 6
slangA person's buttocks (the area of the body nearest where one keeps one's wallet).
- He fell down and landed on his wallet.
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。