Scavenger
01
an animal that eats trash, leftovers, or dead animals
例子
The hyena 's reputation as a scavenger is often exaggerated.
02
a chemical substance added to a mixture to neutralize or remove impurities
例子
Industrial processes often use a scavenger to remove unwanted byproducts.
03
someone who collects discarded or abandoned items, often for reuse or profit
例子
Antique markets often start with scavengers finding forgotten treasures.
