HSK V4
Correct

开花

/ kāihuā / 
Strokes

Definition

to bloom/to blossom/to flower/fig. to burst open/to feel happy or elated/new development grows out

Example

As a Verb
blossom; bloom; come into bloom/blossom; come to flower; produce flowers; put forth/out flowers
1
Yǒude
有的
huāhuì
花卉
xiān
先
kāihuā
开花
  
,
hòu
后
cháng
长
yè
叶
  
。

Some flowers come out before the leaves.

As a Verb
explode; burst; split
2
Yīfu
衣服
kāihuā
开花
le
了
  
。

The seam has split/burst.

3
Tā
他
yī
一
quán
拳
dá
打
de
得
cìkè
刺客
nǎodài
脑袋
kāihuā
开花
  
。

He brained the assassin with one blow.

4
Biānpào
鞭炮
pēng
砰
de
的
yī
一
shēng
声
zài
在
kōngzhōng
空中
kāi
开
le
了
huā
花
  
。

The firecracker exploded with a bang in the air.

As a Verb
feel happy or smile happily; bloom
5
Tā
他
de
的
liǎnshàng
脸上
xiào
笑
kāi
开
le
了
huā
花
  
。

He was all smiles. / A smile beamed over his countenance. / His face was wreathed in smiles.

6
Xīnli
心里
lè
乐
kāi
开
le
了
huā
花

burst with joy

As a Verb
(of an experience) spread over; (of an undertaking) rise; spring up
7
Xiānjìn
先进
jìshù
技术
biàndìkāihuā
遍地开花
  
。

Advanced technologies have spread far and wide.