against的小用法struggle against [with] difficulties 为什么这里的也可以用against?举一个struggle along 和struggle on 的例句.

against有战胜意思The poor old woman was only just able to struggle along with the help of a stick.这位可怜的老妇人只能靠拐杖的支撑艰难地向前移动.On questions of literature and art we must carry on a s...