Correct

两口儿

/ liǎngkǒur / 
Strokes

Definition

husband and wife/couple

Example

As a Noun

couple

1
Lǎoliǎngkǒur
老两口
  
儿

elderly couple

2
Xiǎoliǎngkǒur
小两口
  
儿

young/bridal/newly-married/newly-wed couple