vulnerable 英 ['vʌlnərəbl] 　美 ['vʌlnərəbl]

基本释义：

This is an adjective which means susceptible to being hurt.

adj.易受伤害的；有弱点的；脆弱的

例句：

1.Achilles was vulnerable only in his heel.
阿基里斯只有脚后跟会受伤害。
2.Young birds are very vulnerable to predators.
幼小的鸟易受食肉动物伤害。