scavenger
英 ['skævɪn(d)ʒə]
美['skævɪndʒɚ]
- n. 食腐动物；清道夫；[助剂] 清除剂；拾荒者
英英释意
- 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
- 3. any animal that feeds on refuse and other decaying organic matter
