名詞 scavenger:

1. a chemical agent that is added to a chemical mixture to counteract the effects of impurities
2. someone who collects things that have been discarded by others
   同義詞：magpie, pack rat
3. any animal that feeds on refuse and other decaying organic matter

1. A small fraction of the creatures that die are preserved in this way before decay sets in or, even more likely, before scavengers eat them.
   只有一小部分死掉的生物在開始腐爛前，或者更可能的情況是，在食腐動物吃掉它們之前如此地保存起來。
2. He is just fit for a job as scavenger.
   他正好當個清道夫之職。