And I jumped in with both feet.

我全身心地投入了这项研究。

Sam is so excited that he jumps in with both feet.

山姆太兴奋了，他决定全力以赴（jump in with both feet）。

If you start a new job or project with much energy, you can say you jumped in with both feet.

如果你热血沸腾地开始你的新工作或者新项目，你可以说你全身心投入了。

" I'm jumping in with both feet, " he says.

“我正在用双脚跳进去，”他说。

And the only way you'll know for sure is to jump in with both feet.

你心里知道的就是 你需要迈过这道坎。

And we were able to use that for genealogical  purposes. And I jumped in with both feet.

我们能够将其用于系谱学目的。 我双脚跳了进去。

(turning to Son) Why don’t you also take my advice and think carefully before jumping in with both feet?

(对儿子说)要不然你也按照我说的，三思而后行？

You're " getting your feet wet, " and then when you are ready, you'll get the rest of your body wet – then perhaps you will jump in with both feet.

你正在“弄湿你的脚” ，然后当你准备好时，你会弄湿你身体的其余部分——然后你可能会双脚跳进去。

The expression " to get your feet wet" is somewhat of the opposite of " to jump in with both feet." " To get your feet wet" means to move slowly without risking too much.

“把你的脚弄湿” 这个表达方式与“用双脚跳进去” 有点相反。 “把你的脚弄湿” 的意思是慢慢移动， 不要冒太大的风险。