seˈcurity ˌblanket noun [countableC] 1. DHTa piece of material that a child likes to hold, to comfort himself or herself 〔小孩喜欢抱着以得到安全感的〕安乐毯
2. something that you have had for a long time, and that you use to make yourself feel less anxious 给人以安全感的熟悉物件,安慰物