Can't hide it though I tried to.

再也不能将它深埋，尽管我曾努力尝试。

youdao

I couldn't catch any fish, though I tried many times.

我仍不到鱼，我试过很多次。

youdao

Though I tried to make him change his mind, I failed completely.

尽管我想让他改变主意，但我彻底失败了。

youdao

So, even though I tried Google Wave last fall and hated it, I decided to give another go.

FORBES: Google Wave Makes Me Feel Stupid And Angry

Even though I understand that Richard Miller tried to develop a Big Pharma partnership with the Celera compounds, he did not succeed.

FORBES: The Wild Story Behind A Promising Experimental Cancer Drug

Mr. BLAIR: You know, the way the whole situation unfolded, I was never given an opportunity, even though at one point during the incident, I tried to, you know, give them an opportunity to identify who I was and that, you know, I lived not too far from where I was stopped from.

NPR: Gates' Arrest All Too Familiar For Black Reporter