Correct

一针见血

/ yī zhēn jiàn xuè /
Strokes

Definition

lit. to draw blood on the first prick (idiom)/fig. to hit the nail on the head

Example

Definition

let blood with a single prick (of the needle)—pierce to the truth with a single pertinent remark; hit the nail on the head; go right to the heart of a matter; pinpoint

1
de
huà
zhēnjiànxuè
一针见血
  

What she said hit home.

2
de
pínglùn
评论
zhēnjiànxuè
一针见血
  

His remarks were very perspicacious. / His remarks were straight from the shoulder.

3
de
píng
批评
què
的确
zhēnjiànxuè
一针见血
  

Your criticism really hit the nail on the head. / Your criticism was dead on the target.