1
be insecure about sth
about后接名词或动名词，表示对某方面不自信。
She is insecure about her appearance.
她对自己的外表缺乏自信。
不牢固的，不稳固的
先理解核心含义，再看它在真实句子里的用法。
不牢固的，不稳固的
not firmly fixed; likely to fail or give way
She is insecure about her appearance.
她对自己的外表缺乏自信。
不安全的
Not secure.
缺乏自信的；不安的
Not comfortable or confident in oneself or in certain situations.
He often feels insecure about his ability to speak in public.
他经常对自己在公众面前演讲的能力感到不自信。
The ladder felt insecure and wobbled when I climbed it.
梯子感觉不稳固，我爬上去时它摇晃不已。
Many workers feel insecure about their jobs during the economic crisis.
经济危机期间，许多工人对工作感到不安。
about后接名词或动名词，表示对某方面不自信。
She is insecure about her appearance.
她对自己的外表缺乏自信。
描述主观感受，可接时间、地点等状语。
He felt insecure when walking alone at night.
他晚上独自走路时感到不安全。
常用在心理学语境中，指依恋关系的不稳定。
Children with insecure attachment often struggle with relationships.
不安全型依恋的儿童通常在人际关系上存在困难。
Not this
I insecure about my English.
Use this
I feel insecure about my English.
“insecure” 是形容词，不能直接作谓语，需加系动词 “feel” 或 “am” 等。
Not this
I am insecure of my future.
Use this
I am insecure about my future.
“insecure” 后应接介词 “about” 表示“对……不自信”，而非 “of”。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
感到不安；缺乏自信
She felt insecure in the new job.
她在新工作中感到不安。
不安全依恋
An insecure attachment can affect a child's development.
不安全依恋会影响儿童的发展。
情感上缺乏安全感的
He described himself as emotionally insecure.
他形容自己情感上缺乏安全感。
社交上缺乏自信的
She is socially insecure and avoids large gatherings.
她在社交方面缺乏信心，避免大型聚会。
不安全的连接
Never enter your password on an insecure connection.
切勿在不安全的连接上输入密码。
不是只有我一个人没有安全感。——出自泰勒·斯威夫特《The Archer》
She feels insecure about speaking in front of a large audience.
她在众多观众面前讲话时会感到缺乏自信。
Use insecure naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
把 insecure 拆成 in + secure：secure 是“安全/自信”，in- 表示否定，联想一个人心里没底、站不稳，既不安又不牢固。
语域：neutral 常见场景：谈论个人感受或性格、描述安全或牢固性 insecure 是中性常用词，口语和书面语均可用。作‘缺乏自信、不安’讲时多用于人及其感受；作‘不安全、不牢固’讲时比较常见于对事物或处境的描述。
这些词与 insecure 的重读元音及后续读音相同（英音 /jʊə/ 或 /ʊə/；美音常为 /jʊr/ 或 /ʊr/）。注意 security (/sɪˈkjʊərəti/) 和 inspection (/ɪnˈspekʃən/) 拼写相似，但读音不同，不押韵。
Dictionary facts from ECDICT, OCTANOVE, WIKTIONARY.