biennial - happening once every two years - เกิดขึ้นทุกๆสองปี
Articles found:
- Young War Elephants ready to reclaim gold medal (27/04/2023)
- Thai solar-powered cars race in Australia (09/10/2017)
- Thais beat Indonesia for record fifth Cup (18/12/2016)
- SEA Games: Warm welcome for returning champions (UPDATED) (17/06/2015)
- Suzuki champs return to cheers and riches (updated) (22/12/2014)