B2 a person related to you who lived a long time ago祖先,祖宗
a plant, animal, or object that is related to one existing at a later point in time(动植物)原种;(物体)原型
More examples
Twelve thousand years ago, our ancestors were primitive savages living in caves.
Apparently his ancestors came over from France in the 11th century.
She claims that Mary Queen of Scots is one of her distant ancestors.
These bones come from an animal that is the ancestor of the modern horse.
Archaeology can tell us a lot about how our Iron-Age ancestors lived.
👨🏻🏫 Mr. Ng 劍橋詞典 📚 – cambridge.mister5️⃣.net
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