Try as you may, …

结构︰

原形动词＋as／though＋主语＋may，…

说明︰

此句型意为“虽然…，但是…”。等于“though＋<主语>＋may＋原形<动词>”；此类变化仅限于句中有<助动词> may 时。

Try as he may (=Though he may try), he will definitely fail.
虽然他会尝试去做，但无疑他必失败。
Try as she may, she is not necessarily able to talk him out of smoking.
虽然她会尝试，却未必能说服他戒烟。
Try as you may, you will find it impossible to solve the problem.
虽然你会尝试，但你会发现要解决这个问题是不可能的。