to be unlike

• 现在不比以往, 男人能做的事, 女人也能做。

  Unlike in the past, women can now do all the things men do.

• 我不比你。

  I'm not quite the same as you.

• 冬天不比秋天, 水很快就会冻成冰。

  In winter, unlike in autumn, water quickly turns to ice.