1.access to 接近；进入

U.N. aid convoys have unimpeded access to the city.
联合国救援车队可以畅通无阻地进入该市。

How does a private pilot get access to the airways?
私人飞行员如何进入航空路线呢？

2.health care 保健；医疗保健

In Holland, the government sets a yearly budget for health care.
在荷兰，政府会制定医疗保健部门的年度预算。

The cable-TV and health-care industries are both being mauled by government.
有线电视和保健业正在遭受政府的严厉批评。

3.according to 根据，按照；据…所说

The route that the boatmen choose varies according to the water level.
船夫选择的路线会随水位的变化而有所不同。

He advocates streaming children, and educating them according to their needs.
他提倡把学生按能力分班，因需施教。

4.vulnerable to 易受伤害的

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。

This leaves him vulnerable to sniping from within his own party.
这使他容易受到来自党内的攻击。