"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"
1. 筋疲力尽的:grovel卑躬屈膝v |grueling筋疲力尽的 | cruel残酷的a
2. grueling
2. 重罚:gruel 稀粥 |grueling 重罚 | gruesome 可怕的
3. 严罚/严惩:gruel /稀饭/粥/ |grueling /严罚/严惩/ | gruelling /严罚/严惩/
4. grueling是什么意思
4. 令人筋疲力尽的:prefabricated bungalow 活动平房 |grueling 令人筋疲力尽的 | drench 浸泡
副词::gruelingly