Correct

骨碌

/ gūlu / 
Strokes

Definition

to roll rapidly/to spin/Taiwan pr. [gú lu]

Example

As a Verb

roll

1
Lánqiú
篮球
gūlu
骨碌
guòlái
过来
le
了
  
。

The basketball rolled over here.

2
Yīgūlu
一骨碌
cóng
从
chuáng
床
shàng
上
pá
爬
qǐlai
起来

roll out of bed