Correct

摊薄

/ tān bó / 
Strokes

Definition

dilution

Example

As a Verb

dilute; diminish

1
Tā
他
zài
在
gōngsī
公司
de
的
gǔfèn
股份
yǐ
已
tānbó
摊薄
le
了
20  
20%
  
。

His interest in the company has been diluted by 20%.