tha: ต้องใช้ความพยายามมาก

Information
has URI	http://lexvo.org/id/term/tha/%E0%B8%95%E0%B9%89%E0%B8%AD%E0%B8%87%E0%B9%83%E0%B8%8A%E0%B9%89%E0%B8%84%E0%B8%A7%E0%B8%B2%E0%B8%A1%E0%B8%9E%E0%B8%A2%E0%B8%B2%E0%B8%A2%E0%B8%B2%E0%B8%A1%E0%B8%A1%E0%B8%B2%E0%B8%81

Meaning
means	(adjective) characterized by effort to the point of exhaustion; especially physical effort; "worked their arduous way up the mining valley"; "a grueling campaign"; "hard labor"; "heavy work"; "heavy going"; "spent many laborious hours on the project"; "set a punishing pace" laborious, arduous, grueling, backbreaking, heavy, hard, toilsome, punishing, gruelling, operose