Preservative
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定义
a (food) preservative: （食品）防腐剂
to preserve: 保存，保护
练习 1
"I use protection!"
Which term could replace "protection" here?
Which term could replace "protection" here?
"I use protection!"
Which term could replace "protection" here?
Which term could replace "protection" here?
Oops! "Preservatives" are chemicals that preserve food to make it last longer. The term "preservative" is never used to describe contraceptives.
Condoms are usually made of latex or rubber, and are used as a form of birth control or to prevent diseases. The nurse is worried that Brian may have sexual diseases so Brian tries to reassure him by saying he uses "protection". This means Brian is careful and probably uses condoms.
Oops! "Umbrellas" protect us from the rain, not sexual diseases!
Oops! Plasters are small, sticky pieces of plastic that are applied to cuts and wounds to protect the body from infection (and stop you bleeding everywhere!). Note, in the US, "plasters" are called "band-aids".
进一步了解…
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他们的意见 :
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