Definition
This idiom describes a person who has dabbled in many skills but has not become an expert in any of them.
博而不精
He's tried many different jobs, but doesn't seem to be really good at any of them; he's a real jack-of-all-trades, master of none.
他嘗試過許多不同的工作，但似乎沒有真正擅長的；他真的是個樣樣通，樣樣鬆的人。
Being a jack-of-all-trades, master of none, she manages multiple projects simultaneously, but her output lacks depth.
身為一個樣樣通，樣樣鬆的人，她同時管理多個項目，但她的成果缺乏深度。
He can fix a pipe, paint a wall, and cook a meal, but he's really a jack-of-all-trades, master of none.
他會修水管、刷牆壁和做飯，但他真的是個樣樣通，樣樣鬆的人。