Even though I have tried to think about what these words mean, I still don't really understand them.
I've given this a lot of thought, but I still don't get it.
ーEven though I have tried to think about what these words mean, I still don't really understand them.
「これらの単語の意味を考えてみましたが、それでもわかりませんでした。」
I still don't really understand them で「まだそれらを理解できない」
ーI've given this a lot of thought, but I still don't get it.
「考えてみたけどまだわかりません。」
give ... a thought で「考えてみる」
I still don't get it で「まだわからない」
ご参考まで！
カナダ 
