afraid有可怕的意思吗

　　例句：

　　There's nothing to be afraid of.

　　没有什么要害怕的。

　　The boy was afraid and the dog had sensed this.

　　男孩害怕了，狗已经察觉到这一点。

　　Rightly or wrongly, many older people are afraid of violence in the streets.

　　不管正不正当，反正许多年长者都害怕街头暴力。

　　I was bitten by a dog once and I've been afraid of them ever since.

　　我曾被狗咬过，自那以后就一直害怕狗。

　　There's no need to be afraid of him ─ he's a big softie.

　　没必要害怕他——他心特好。