来自拉丁语vulnus,伤口，来自PIE*wele,拔，击打，词源同wool,vulture。引申义有伤口的，脆弱的。

1. Lacking self-confidence and maturity, many teenagers are left feeling very vulnerable.

许多十几岁的孩子既缺乏自信又不够懂事，所以感情上十分脆弱。

2. Goodyear could be vulnerable in a prolonged economic slump.

经济长期疲软可能会对固特异公司造成影响。

3. There must be a rethink of government policy towards this vulnerable group.

必须重新考虑政府对待这一弱势群体的政策。

4. The refugees, without a doubt, are the most vulnerable.

难民无疑是最易受到伤害的。

5. Tourists can be vulnerable to scams and con schemes of all kinds.

游客们会很容易陷入各种形形色色的骗局。