卡尔斯鲁厄是德国西南部一座以科技和研究所闻名的城市。

___Karlsruhe is a city in southwestern Germany famous for its technology and research centers.

卡尔斯鲁厄的联邦宪法法院对德国基本权利保护起着关键作用。

The Federal Constitutional Court in ___Karlsruhe plays a pivotal role in safeguarding fundamental rights in Germany.