法律保留 國會保留 基本權客觀規範理論 法治國 立法權 委任立法 授權明確性 Vorbehalt des Gesetzes Gesetzesvorbehalt Requirement of a specifically enacted statute Parlamentsvorbehalt Requirement of parliamentary approval Theory of basic rights as objective norms Rule of law Rechtsstaat Law-making power Legislative delegation Requirement of definiteness for delegation of legislative power