preservative
US /prɪˈzɝː.və.t̬ɪv/
UK /prɪˈzɝː.və.t̬ɪv/
1.
防腐劑, 保鮮劑
a substance used to preserve foodstuffs, wood, or other materials.
:
•
Many processed foods contain artificial preservatives.
許多加工食品含有人造防腐劑。
•
This wood preservative protects against rot and insects.
這種木材防腐劑可以防止腐爛和昆蟲。