n.(名词)

1. 不安全，无保障
2. 不牢靠，不稳定
3. 局促不安，心神不定
4. 担风险的事情

anxietyn.焦虑；担心；渴望

uncertaintyn.不确定；不可靠；易变

timidityn.胆小；胆怯；羞怯

self-doubtn.缺少自信；自我疑惑

diffidencen.无自信；内向；羞怯

securityn.安全；保证；证券；债券；抵押；防护措施

1. He was tormented by feelings of insecurity.
   他苦于没有安全感。
2. Poverty is a major cause of food insecurity.
   贫困是影响粮食保障的一个主要根源。
3. It seems to be rooted in confidence rather than insecurity.
   它来源于信心而不是出于不稳定感。
4. As a result, you may feel conflict and emotional insecurity.
   结果，你也许会感到分歧和情感上的不安。
5. How can you overcome psychological insecurity?
   你如何才能克服心理紧张？