Yabla video uses of 摊开

可以 kěyǐ
当成 dàngchéng
Hòu
背包 bēibāo
yòng
但是 dànshì
摊开 tānkāi
lái
de
时候 shíhou
yòu
shì
jiàn
外套 wàitào
It can be used as a backpack, but, when opened up it is a jacket.