aim:
aim to do sth/ aim at doing sth./ aim at sth 指望，旨在，针对
Businesses will have to aim at long-term growth，not the present profit.
aim sth at:aim a gun at the animal / aim a pipe at the puma 把…瞄准，把…指向把…掷向
aim 靶子，目标/目的，志向宗旨 take aim at (对…)瞄准
aim at，aim to
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 to do（美）= aim at doing（英），是“目的在于”的意思，但在具体句子中可以有不同的含义.例如：
He aims at mastering English.
他目的在于掌握英语.
He aims to master English.
（同上）
下面两句 = I hope to finish it tomorrow.
I aim at finishing it tomorrow.
I aim to finish it tomorrow.
我想在明天完成它.
下面两句 = I try to learn ten new words by heart every day.
I aim at learning ten new words by heart every day.
I aim to learn ten new words by heart every day.
我要每天记十个新词.
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
