Correct

擦除

/ cā chú / 
Strokes

Example

As a Verb

rub (out/off); erase

1
Cā
擦
chú
除
tiěxiù
铁锈

rub off rust

2
Cāchú
擦除
cíqì
瓷器
shàng
上
de
的
wūjì
污迹

remove stains from china