She was a mature lady with dyed red hair and a roguish grin.

她是位染着红头发和有张顽皮笑脸的成熟女士。

In a playfully roguish manner.

以开玩笑的不诚实的方式。

The man is roguish through and through.

这人是个彻底的无赖。

The man was roguish through and through.

这个人是无赖，你别理他。

His roguish side only added to his appeal.

他的无赖气的一面更是增添了他的个人魅力。