HSK V7-9
Correct

一技之长

/ yī jì zhī cháng / 
Strokes

Definition

proficiency in a particular field (idiom)/skill in a specialized area (idiom)

Example

Definition
proficiency in a particular line/field; professional skill; speciality
1
Yǒu
有
yījìzhīcháng
一技之长
de
的
rén
人
móushēng
谋生
jiù
就
róngyì
容易
duō
多
le
了
  
。

It will be much easier for anyone with any professional skill to make a living.

2
Fán
凡
yǒu
有
yījìzhīcháng
一技之长
de
的
rén
人
zài
在
wǒmen
我们
zhèlǐ
这里
dōu
都
kěyǐ
可以
chōngfèn
充分
fāhuī
发挥
zhuāncháng
专长
  
。

Those who can make themselves useful in some kind of work can bring into full play their professional knowledge or skill here.

3
Wú
无
yījìzhīcháng
一技之长

have no speciality