You can picture 'their' as a small label that ties something back to a group of people already in the picture — 'that car? it belongs to them.'
可以把 their 想成一張貼回去的標籤：前面已經提過一群人或一些東西，their 就把後面講到的東西連回那一群人身上——「他們的車」其實就是把車掛回剛剛說過的那群人名下。
原始詞典資料4 筆記錄
以下是外部詞典記錄的用法，摘錄並精簡格式，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。
theirdet/ðɛə/
- 1
Belonging to, from, of, or relating to, them (plural).
- they will meet tomorrow at their convenience
- this is probably their cat
- 2
Belonging to someone (one person, singular), or occasionally to something.
- There's not a man I meet but doth salute me As if I were their well-acquainted friend […]
- Place the casualty on their back with feet and legs raised—this is called the shock position. [emphasis in original] Once the casualty is positioned, cover them to preserve body heat, but do not overheat.
這個拼法也被記錄為下列字的變化形：
- there
- they’re
摘錄自 英文維基詞典 English Wiktionary，已精簡格式；依 CC BY-SA 4.0 授權使用，改動後的內容同樣以此授權提供。