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汉字检索表
公共服务接口
管理离线字典
unattackable
英英字典
同义
inviolable
impregnable
unassailable
unattackable
strong
secure
词性
s
解释
immune to attack; incapable of being tampered with
示例
an impregnable fortress|fortifications that made the frontier inviolable|a secure telephone connection