中英互译
a representative sample/selection
双语例句
- A selection of bags were then opened and sorted into different material types, to give a representative sample of the type of waste from food that the school produces.然后人们把垃圾袋打开，把垃圾进行不同材料的分类，这样能给出学校食物所产生的有代表性的垃圾样品。