Correct

破土

/ pòtǔ / 
Strokes

Definition

to break ground/to start digging/to plough/to break through the ground (of seedling)/fig. the start of a building project

Example

As a Verb

break ground—begin a construction project

1
Yī
一
tiáo
条
xīn
新
de
的
tiělù
铁路
yǐ
已
pòtǔdònggōng
破土动工
le
了
  
。

The ground has been broken for a new railway.

2
Pòtǔ
破土
xīngjiàn
兴建

break ground for the building of

3
Pòtǔdònggōng
破土动工

break ground; begin construction

4
Pòtǔ
破土
diànjī
奠基

break ground and lay a cornerstone

As a Verb

start spring ploughing

5
Pòtǔ
破土
fāndì
翻地

start ploughing the soil

6
Pòtǔ
破土
chūngēng
春耕

start spring ploughing

As a Verb

(of seedling) break through the soil

7
Chūnsǔn
春笋
pòtǔérchū
破土而出
  
。

Bamboo shoots come out of the soil in spring.