第一，迷你對話

A: It seems you're very busy recently.

你最近看起來很忙。

B: Yeah. I have a sudden interest in philosophy and I'm digging into it these days.

是的，我突然對哲學十分感興趣，最近一直在鉆研哲學。

第二，詞海拾貝

dig into：專研（學問）

e.g. Our shop, in fact, was just beginning to dig into the problem.

事實上，我們的工廠剛剛開始研究這個問題。

e.g. They digged into what was unknown in order to make it known.

他們鉆研未知的東西，以便變不知為已知。

e.g. He is digging into Chinese history.

他正在鉆研中國歷史。

第三，語匯積累

have a interest in：對......感興趣

e.g. We have a crucial interest in this topic.

我們對這一論題極感興趣。

e.g. They had a passing interest in music.

他們對音樂有過一時的興趣。