backbreaking
名词: backbreaker
backbreaking基本解释
adj.非常辛苦的；极累人的
backbreaking同义词
backbreaking相关例句
backbreaking英英释义
"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"
