heart and soul

名词 heart and soul:

1. the choicest or most essential or most vital part of some idea or experience
   同义词：kernel, substance, core, center, essence, gist, heart, inwardness, marrow, meat, nub, pith, sum, nitty-gritty

副词 heart and soul:

1. with complete faith
   同义词：body and soul

1. Otherwise he would still be teaching, because his heart and soul were still in the classroom with his students.
   要不然他还会在教书，因为他的心仍然在课堂上和他的学生们在一起。
2. Jane plays tennis badly, but with heart and soul.
   简网球打得不好，但却全力以赴。
3. He serves the people heart and soul.
   他全心全意为人民服务。