Level 5 · word 8,770 of 20,000

childish

/ˈtʃaɪldɪʃ/ American
  • adj. 幼稚的, 孩子气的
Definition
  • adj. behaving in a silly, immature way like a child
Example
His childish behavior embarrassed everyone at the important meeting.
他幼稚的行为让在场所有人在这次重要会议上都感到尴尬。