Keep good apples in perforated polythene bags.把好蘋果放在有孔的聚乙烯袋中保存。Simply put them into a polythene bag and store them in the freezer for a day.只需把它們裝進保鮮袋，在冰箱里儲存一天即可。This polythene sheet should serve to keep out the rain for...
...polythene bags stapled to an illustrated card.訂在一張插圖卡片上的幾個塑料袋Keep good apples in perforated polythene bags.把好蘋果放在有孔的聚乙烯袋中保存。This polythene sheet should serve to keep out the rain for a while.這種聚乙烯塑料應該可以擋一會兒雨.Enclose t...