A1 of or belonging to them他们的;她们的;它们的
B1 used to refer to one person in order to avoid saying "his or her"(用来指某个人,以代替 his 或 her)
More examples
She thanked the staff for their dedication and enthusiasm.
Look up their number in the phone directory.
The children left their game and came running to greet us.
Many miners have suffered from the effects of coal dust in their lungs.
Everyone has their own ideas about the best way to bring up children.
👨🏻🏫 Mr. Ng 劍橋詞典 📚 – cambridge.mister5️⃣.net
切換為繁體中文