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insecurityn.

英 ˌɪnsɪ'kjʊərətɪ | 美 ˌɪnsɪˈkjʊrətɪ
中文n. 不安全;不牢靠;无把握;心神不定
词根词源
insecurity (n.)1640s, from Medieval Latin insecuritas, from insecurus (see insecure). Specific psychological sense is by 1917.
关键词
insecurity