the country was an island that enjoyed civilized living for a thousand years or more with little

问题描述:

the country was an island that enjoyed civilized living for a thousand years or more with little
接着上面的___from the outside world.
A.irritationB.disturbance
为什么选A 不选B

一般理解是:不受外界的干扰,选B感觉挺对
A是刺激的意思,不受外界的刺激,也可说的通!
难道答案上没有解释?我也不明白.