dive in/dive into something
phrasal verb with dive verb uk/daɪv/ us/daɪv/ dived or dove | dived
C2 贸然投入到…之中，介入
to start doing something suddenly and energetically, often without stopping to think
When he saw the children fighting, he just dived in to sort it out. 他看见孩子们打起来的时候，连忙介入制止。
When I start a new project, I like to dive right in and see how it works. 开始一个新项目时，我喜欢立刻全心投入，看看情况会怎样。