“保鲜”造句
覆上
保鲜膜，冷藏24小时。
Cover with plastic film and refrigerate for 24 hours.
只需把它们装进
保鲜袋，在冰箱里储存一天即可。
Simply put them into a polythene bag and store them in the freezer for a day.
我们过去总是把萝卜埋在土里
保鲜,随吃随挖.
We used to bury radishes under the soil to keep fresh and dig them up in time of need.