1
an insider in [something]
He is an insider in the technology industry.
他是科技行业的内部人士。
内部的人，熟悉内情者
先理解核心含义，再看它在真实句子里的用法。
内部的人，熟悉内情者
a person who has access to confidential information within an organization
He is an insider in the technology industry.
他是科技行业的内部人士。
了解团体、组织或机构内部运作的人。
A person who has special knowledge about the inner workings of a group, organization, or institution.
公司高管或其他有权接触公司运营私密信息的人
an officer of a corporation or others who have access to private information about the corporation's operations
在封闭空间内的人。
A person who is within an enclosed space.
The company's insider warned employees about the upcoming merger before it was announced.
公司内部人员在合并宣布前就警告员工即将发生合并。
Sports insiders predicted that the team would win the championship.
体育界内部人士预测该队将赢得冠军。
Only insiders knew the true financial state of the organization.
只有内部人员才了解该组织的真实财务状况。
He is an insider in the technology industry.
他是科技行业的内部人士。
insider常与trading、information、knowledge等名词连用。
Insider trading is illegal.
内幕交易是非法的。
She gave us an insider's view of the company.
她向我们提供了公司的内部视角。
Not this
He is insider in the company.
Use this
He is an insider in the company.
英语中可数名词单数前需要加冠词，'insider'是可数名词，因此必须说'an insider'。
Not this
He insiders the company.
Use this
He is an insider at the company.
汉语中'内部人'是名词，但学习者可能误用作动词；英语中'insider'仅为名词，需用'be an insider at'结构。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
内幕交易
The executive was convicted of insider trading.
该高管因内幕交易被判刑。
内幕信息
He used insider information to make profitable trades.
他利用内幕信息进行获利交易。
内部威胁
Companies must guard against the insider threat from employees.
公司必须防范员工带来的内部威胁。
内部知识
Her insider knowledge of the industry gave her an advantage.
她对行业的内部知识给了她优势。
内幕交易
Insider dealing is illegal in most financial markets.
内幕交易在大多数金融市场是非法的。
内部攻击
The network was compromised by an insider attack.
网络因内部攻击而受损。
内幕交易
He was convicted of insider trading and sentenced to prison.
他因内幕交易被判有罪并处以监禁。
内部知识
She used her insider knowledge to make a fortune in the stock market.
她利用内部知识在股市中发了大财。
内幕信息
Trading on insider information is illegal.
利用内幕信息进行交易是非法的。
Use insider naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
inside（里面）+ er（人）= 里面的人，即知道内情的人。
多用于商业、金融、新闻等正式或半正式语境，指获得内部信息的人。通常不带明显褒贬色彩，但有时隐含“特权”意味。
All listed words rhyme with 'insider' (stressed vowel /aɪ/ plus /dɚ/).
Dictionary facts from ECDICT, WIKTIONARY.