Correct

大龄

/ dà líng / 
Strokes

Definition

older (than average in a group, at school, for marriage etc)

Example

As an Adjective

relatively old; older than normal in age (for certain things)

1
Dàlíng
大龄
xuétóng
学童

older-than-normal pupil

2
Dàlíng
大龄
qīngnián
青年

single young person past the normal age for marriage