know what's what
informal› If you know what's what, you have a lot of experience and can judge people and situations well:
「know what's what」在英語詞典中的解釋及翻譯
「know what's what」在英語詞典中的解釋及翻譯
(know what's what在劍橋高級學習詞典和同義詞詞典的解釋 ©劍橋大學出版社)
「每日一詞」
likeable
A likeable person is pleasant and easy to like.
