Correct
笔直
/ bǐzhí /
Strokes
Definition
perfectly straight/straight as a ramrod/bolt upright
Example
As an Adjective
perfectly straight; bolt upright
1
Bǐzhí
笔直
de
的
dàolù
道路
straight road
2
Yāogǎnr
腰杆儿
bǐzhí
笔直
be ramrod straight
3
Shēnzǐ
身子
tǐng
挺
de
得
bǐzhí
笔直
draw oneself up to one's full height
4
Zuò
坐
de
得
bǐzhí
笔直
sit up straight
5
Zhàn
站
de
得
bǐzhí
笔直
stand bold upright; stand straight as a ramrod