insecure /ˌɪnsɪˈkjɚ/ adjective Learner's definition of INSECURE
[more insecure; most insecure]
: not secure不自信的；不安全的: such as
a : not confident about yourself or your ability to do things well : nervous and uncomfortable信心不足的；焦虑不安的 —
often + about -
She used to be insecure about her height.过去她对自己的身高感到自卑。
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He felt insecure about the idea of becoming a father.一想到要当爸爸，他就感到焦虑不安。
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Many young people are insecure about the future. [=they believe that bad things might happen in the future]很多年轻人对未来缺乏信心。
b : not certain to continue or be successful for a long time无保障的；无把握的 -
an insecure investment无保障的投资
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He has always held low-paying, insecure jobs. [=jobs that people can lose easily]一直以来，他做的都是些低薪水、无保障的工作。
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Most of these families are economically insecure. [=they do not have a dependable source of money]这类家庭大多数没有可靠的经济来源。
c : not locked or well protected没上锁的；不牢靠的 — insecurity
/ˌɪnsɪˈkjɚrəti/ noun, plural insecurities