相关单词近义词 tiresome 令人厌倦的, troublesome 令人烦恼的, painful 痛苦的, upwards 往上, rising 上升, climbing 爬山, ascending 上升的, mounting 逐渐增加的, difficult 困难的, hard 硬的, arduous 费力的, demanding 要求多的, tough 强硬的, trying 难受的, taxing 费力的, acclivitous 向上斜的反义词downhill, 向山下临近词uphold, upheaval, uphill lie, uphill line, uphill work, uphill side, uphill road, uphill lane, uphill turn, uphill task, uphill flow, uphill slope相似词upfront, upgradation, upgrade, upheaval, uphold, upholster, upholstery, upkeep, 返回 uphill