中文翻译
a. 费力的, 努力的, 险峻的
英文解释
s. characterized by effort to the point of exhaustion; especially physical effort
s. taxing to the utmost; testing powers of endurance
s. difficult to accomplish; demanding considerable mental effort and skill
相关词组
1
adv. 严酷地；费力地
2
n. 艰难, 艰苦, 艰辛, 奋斗