gruelling
['ɡruəliŋ]
- adj. 折磨人的；繁重累人的；使人精疲力尽的
- n. 惩罚；痛打
- v. 累垮；惩罚（gruel的ing形式）
英英释意
- 1. characterized by toilsome 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"