Correct

单打一

/ dān dǎ yī /
Strokes
https://i.cchatty2.com/filters:format(webp)/fit-in/684x0/img/202102/单打一-Chinese-idioms-Cchatty-b03a67a5-17fe-4c75-aa48-34ad884a2ff1-1612776580.jpg

Collocation

1
要防止单打一地……
2
做事不能单打一
3
他做事总是单打一

Definition

单打一

Literally means:

have a one-track mind

Actually means:

concentrate on one thing

It means concentrating only on the thing one is doing without considering other things concerned. It also refers to doing one thing only. Derogatory.

指做一件事情时,只把力量放在这件事上面,没有考虑或顾及和这件事有关的其他事情。也指只是单纯地做某一件事。具有贬义色彩。

Example

Used as predicate, object or adverbial adjunct. (作谓语、宾语、状语)
1
chàng
提倡
shǐyòng
使用
jiénéng
节能
dēngpào
灯泡
yīnggāi
应该
xiān
zài
dēngpào
灯泡
zhìliàng
质量
shàng
xiàgōngfu
下功夫
  
,
guǒ
如果
dān
单打
  
,
jiù
利于
tuīguǎng
推广
yìngyòng
应用
  

Promote the use of energy-saving light bulbs should first work on the quality of light bulbs, if single one, it is not conducive to the promotion of applications.

2
Xué
学习
wài
外语
yīnggāi
应该
tīngshuō
听说
dòuxiě
读写
xiétiáo
协调
zhǎn
发展
  
,
可以
dān
单打
  
,
zhī
zhù
注意
zhōng
其中
de
mǒu
xiàng
  

Learning a foreign language should "hear read and write" coordinated development, can not single one, only pay attention to one of them.

3
ge
那个
fāng
地方
yǒuxiē
有些
xiǎo
gōngchǎng
工厂
shíshàng
实际上
shì
企业
de
chējiān
车间
  
,
zhǐshì
只是
dān
单打
wánchéng
完成
mǒu
zhǒng
jiāgōng
加工
rènwu
任务
  

Some of the small factories in that place are actually the workshops of large enterprises, just doing a certain processing task in one go.