她却狠心地离开我英文翻译！

she left me behind. 狠心地不用说出来,在英文里面，如果某人leave you behind， 已经是语气非常强烈的了，不用加任何形容词，不然就是中国式英语了。如果你硬要一个一个词翻我也没办法，哈哈。

But she was so cruel as to leave me!

But she leave me cruelly

She left me hard-heartedly.
She was hard-hearted, and left me.
She left me, hard-hearted.