When durational nouns are positioned after verbs or adjectives, they serve as complement to indicate the length of an action. This is Complements of Duration.
The pattern of complements of duration
S. + V. + duration + O.(something)
S. + V. + O.(someplace) + duration
S. + V. + O.(somebody) + duration
#One-on-One Online Chinese Lesson:
https://www.italki.com/zh-cn/teacher/3606844
#Other Support Ways and Leave a Message:
Wendy Zhang (buymeacoffee.com)
https://PayPal.Me/WendyXiaoshuZhang