[dié]
[动]
（一层加上一层； 重复） pile up; repeat
peaks rising one higher than another
层峦叠嶂
pile one above another
一个一个往上叠
（折叠） fold
fold the letter
把信叠好
fold up a quilt
叠被子
These camping chairs can be folded away and put in the car.
这些轻便折椅可以叠起来放进汽车。
[量]
wad; pack; pile
a wad of banknotes
一叠钞票
a pile [pack] of cards
一叠卡片