The antibiotics are not for you at all.抗生素却完全不是
at all完全; 根本
I assure you that you will feel no pain at all.
我保证你根本不会觉得疼的。
I don't think that's a bad idea at all.
我看这完全不是个坏主意。
They're aimed at the bugs,它们作用于病原
aim at瞄准; 目的在于
A stationary target is easiest to aim at.
静止的目标是最容易瞄准的。
We must aim at increasing/to increase exports.
我们要力求增加出口货物。
the less effect it has on you.对人体的作用就越少
effect on对 ... 的作用
Punishment had very little effect on him.
惩罚对他没有什么效果。
Alcohol has a very bad effect on drivers.
酒精对司机的影响很大。