adj.上坡的,向上的;费力的,辛苦的,艰难的;位于高处的;
adv.上山地,上坡地;艰难地;
例句:
The last part of the race is all uphill.
赛跑的最后一段全是上坡路。
an uphill climb
向山上爬
The path slopes steeply uphill.
小径直上陡峭的山坡。