adj.(思想、情感等)不外露的，惯于掩藏自己的，有城府的

Eric seemed secretive about his new job.
埃里克似乎对他的新工作遮遮掩掩。
Tom is secretive about this matter.
汤姆对此事守口如瓶。
Their government has been accused of being secretive and undemocratic.
他们的政府被指责政务不公开、缺乏民主。
He was known for being secretive about his personal life, rarely sharing details even with close friends.
他因对自己的私生活保密而闻名，即便对亲密朋友也极少透露细节。
The company has been secretive about its upcoming product launch, fueling speculation among tech enthusiasts.
公司对其即将发布的产品保持神秘，这引发了科技爱好者的种种猜测。
She kept her travel plans secretive to surprise her family on her return.
她对旅行计划保密，以便回家时给家人一个惊喜。
The government's secretive nature in handling the crisis led to widespread distrust among the public.
政府在处理危机时的保密态度导致公众普遍不信任。
The artist is notoriously secretive about his creative process, believing it gives his work an element of mystique.
这位艺术家对他的创作过程出了名地保密，他认为这给他的作品增添了一丝神秘感。
Despite being asked directly, he remained secretive about his reasons for quitting the project.
尽管被直接问及，他仍然对自己退出项目的原因保密。
The secretive negotiations between the two countries have raised concerns among their allies.
两国之间秘密进行的谈判引起了其盟友的担忧。
The chef's recipe for the signature dish is a closely guarded, secretive secret passed down through generations.
大厨的招牌菜配方是一个代代相传、严格保密的秘密。
In an attempt to maintain secrecy, the celebrity couple held a secretive wedding ceremony attended only by immediate family.
为了保持秘密，这对名人夫妇举行了一个只有直系亲属参加的隐秘婚礼。
The scientist worked on the groundbreaking experiment in a secretive laboratory deep underground, away from prying eyes.
那位科学家在地下深处的一个隐蔽实验室里进行着突破性的实验，远离了窥探的目光。