1 用法不同
aim to do sth 想要做某事,立志要做.
aim at doing sth./ aim at sth 指望,旨在,针对
eg: Businesses will have to aim at long-term growth, not the present profit.
2 意思不同
此外: aim at 是“瞄准”、“针对”的意思。例如:
He is aiming at the target. 他在瞄靶。
I am not aiming at you. 我不是针对你。
aim sth at: 把…瞄准,把…指向;把…掷向
aim a gun at the animal / 用枪瞄准动物
3 扩展
aim 作为名词 靶子,目标/目的,志向;宗旨 take aim at (对…)瞄准