艰难跋涉 meaning in Chinese

walk hard: the dewey cox story

A road to language - a study of verse of the third generation
在符号密林里艰难跋涉的第三代诗
Progress was slow as they had to trudge through deep mud
他们不得不在很深在泥沼中艰难跋涉，所以进展很慢。
After six months of hard driving , the rover reached columbia hills , named in memory of the ill - fated space shuttle and its crew
经过6个月的艰难跋涉， “漫游者”来到了哥伦比亚山，这是座为纪念不幸罹难的太空梭及全体机组人员而被命名的山。
Rural china has being experienced tremendous changes after operating the system of job responsibility of family joint production and contract . during this period there were several unusual economic growths
改革开放以来，中国农村在实行家庭联产承包责任制之后经历了艰难跋涉，期间不乏令世人瞩目的超常规增长的奇迹。