preserving
noun [ U ] uk/prɪˈzɜː.vɪŋ/ us/prɪˈzɝː.vɪŋ/ (US also canning)
密封保存;密封保鲜
the activity of treating food and storing it in closed containers that air cannot enter so that it can be kept for a long time without going bad
Before fridges, preserving was the only way to store fruit. 在冰箱出现之前，密封保存是储存水果的唯一方法。
Pickling refers to the preserving of food by steeping it in a brine of vinegar.
- More examples
- Prolific fruit trees can often be your introduction to preserving.
- A lot of fruit and vegetables go to waste because places lack the facilities for processing and preserving.
- In a preserving pan, boil the sugar and water to a syrup.