Yabla video uses of 旧书

所以 suǒyǐ
自己 zìjǐ
平时 píngshí
huì
经常 jīngcháng
xiē
旧书 jiùshū
摊儿 tānr
So, I often go to old bookstores
ér
de
秘密 mìmì
hái
bèi
cáng
zài
旧书 jiùshū
bāo
And his secret was still stored away in that old book bag