wanton

1. ADJ A wanton action deliberately causes harm, damage, or waste without having any reason to. 有意伤害的[usu ADJ n]

...this unnecessary and wanton destruction of our environment. ...对我们环境毫无必要且恶意的破坏。

2. ADJ If someone describes a woman as wanton, they disapprove of her because she clearly enjoys sex or has sex with a lot of men. (女人)淫乱的[表不满]

...the idea that only wanton women have sexual passions. ...认为只有放荡女人才有性激情的观念。