Correct

外强中干

/ wài jiàng zhōng gàn / 
Strokes

Definition

strong in appearance but weak in reality (idiom)

Example

Definition

outwardly strong but inwardly weak; strong in appearance but weak in reality; fierce of visage and faint of heart

1
Yīqiè
一切
fǎndòngpài
反动派
dōu
都
shì
是
wàijiàngzhōnggàn
外强中干
de
的
zhǐlǎohǔ
纸老虎
  
。

All reactionaries are paper tigers, which look strong, but are really weak.