Correct
老半天
/ lǎobàntiān /
Strokes
Definition
(coll.) a long time
Example
As a Noun
a long while
1
Tā
他
guò
过
le
了
lǎo
老
bàntiān
半天
cái
才
jiē
接
diànhuà
电话
。
He took ages/an age to answer the phone.