1.The challenge then is to show our young people, who are vulnerable to appeals from terrorists,
vulnerable to 易受…的攻擊;易受…的侵害
Migrant workers are vulnerable to exploitation.
流動工人易受剝削 。
But modern humans were more vulnerable to the cold.
但是現代人更容易受到寒冷的攻擊 。
2.because people now meet many others who differ from themselves.
differ from 與…不同;區別于…;與…持不同意見,有分歧:
That arrangement differs from the one I had in mind.
那種安排同我原先所想的不同 。
On one point I differ from you.
我在這一點上跟你有分歧 。