专注于,全力投入(有一定难度的事)
get your teeth into sth
to put a lot of effort and enthusiasm into sth that is difficult enough to keep you interested
Choose an essay topic that you can really get your teeth into.选择一个你可以真正悉心钻研的论文题目。
释义来自《牛津高阶英汉双解词典》第 9 版