相关单词近义词 insecure 不安全的, unsure 不肯定的, nervous 神经的，神经细胞的，神经..., apprehensive 忧虑的, uncertain 不确定的, anxious 渴望的临近词UN, unchic相似词uncomprehending, uncompromising, unconcerned, unconditional, unconfined, unconfirmed, unconformity, uncongenial, 返回 unconfident