Correct

打叠

/ dá dié / 
Strokes

Example

As a Verb

get ready; prepare

1
Zài
在
bàngōngshì
办公室
nǐ
你
bìxū
必须
dá
打
dié
叠
jīngshén
精神
  
。

You need cheering up in the office.

2
Dá
打
dié
叠
xíngli
行李

pack one's luggage