卑鄙地

例句：

1. 1. He spoke with a tone of contempt, which was quite unkind.
   他说话的语气很轻蔑，这很不公平。
2. 2. The thief stole the valuable jewelry without any consideration for its value.
   这个小偷偷了贵重的珠宝，完全不考虑其价值。
3. 3. She behaved in an unethical manner, which was highly disrespectful.
   她的行为是不道德的，这非常不尊重。