uphill
01
上坡, 向上
in the direction going up a hill or slope
例子
The river flows downhill, but hikers often walk uphill to explore its source.
河流向下流动，但徒步旅行者经常上坡行走以探索其源头。
uphill
01
艰难的, 具有挑战性的
challenging situation that requires considerable effort
Disapproving
Informal例子
Starting a small business in a competitive market can be an uphill struggle, but with determination, it's achievable.
在竞争激烈的市场中创办一家小企业可能是一场艰难的斗争，但只要有决心，就能实现。
02
上坡的, 向上的
sloping upward from a lower to a higher position
例子
He struggled to push his bike up the uphill road.
他努力把他的自行车推上上坡路。
Uphill
01
the upward slope or incline of a hill or rise in terrain
例子
Hikers paused to catch their breath before tackling the uphill.
