2. In determining whether a contract or transaction is a "commercial transaction" under paragraph 1 (c), reference should be made primarily to the nature of the contract or transaction, but its purpose should also be taken into account if the parties to the contract or transaction have so agreed, or if, in the practice of the State of the forum, that purpose is relevant to determining the non-commercial character of the contract or transaction.
3. 关于本公约用语的第1款和第2款的规定不妨碍其他国际文书或任何国家的国内法对这些用语的使用或给予的含义。