a. marked by or showing unaffected simplicity and lack of guile or worldly experience
s. inexperienced
a. 天真的, 纯真的, 幼稚的
1. She is too naive to realize that not everyone has good intentions.
她太天真了，意识不到并不是每个人都有善良的意图。
2. His naive belief in fairy tales made him easy to fool.
他对童话故事的天真信仰让他容易上当。
3. Naive questions can sometimes lead to the most interesting discussions.
天真的问题有时会引发最有趣的讨论。