How to say "此香出现已有半年之久" (cǐ xiāng chū xiàn yǐ yǒu bàn nián zhī jiǔ) in Chinese dialogue

xiāngchūxiànyǒubànniánzhījiǔ

the incense had appeared half a year ago.

Grammar Patterns
INTERACTIVE SCRIPT TIMELINE
LINE 0105:22
huà
méi
niáng
huí

From Miss Hua Mei's account,

LINE 0205:24
PLAYING SCENE
xiāng
chū
xiàn
yǒu
bàn
nián
zhī
jiǔ

the incense had appeared half a year ago.

LINE 0305:27
nán
zhào
xuǎn
yīn

Nanzhao chose a method

Show Information
Source MediaTV Series
Season & EpisodeS2 E12
Timestamp05:24
TMDB ID124595