clandestine
/klænˈdɛst(a)ɪn/ 形容词 C1中文： 暗中的、秘密的、地下的
- Done or kept in secret, sometimes to conceal an illicit or improper purpose. · clandestine military operations
- Not recognized as a regular member.
来自图书馆
That opening of the door which I had heard after I had returned to my room might mean that he had gone out to keep some clandestine appointment.
Clara described working tirelessly at a local bakery, saving every spare penny to fund clandestine flying lessons at a nearby rural airfield.
在真实文章中学习clandestine
注册免费账号后，在图书馆中把鼠标悬停在任何单词上即可看到意思，还能听朗读、收藏单词并按你的记忆安排复习，看到每本书你已经认识多少。