Trade barriers usually consist of tariff restrictions and non-tariff barriers. 贸易壁垒通常包括关税壁垒和非关税壁垒。
Much of the remainder of the GATT is designed to prevent evasion of the tariff obligations of article II by the use of nontariff barriers. 关贸总协定的其余部分主要是用来防止以非关税壁垒形式来逃避第二条所规定的关税义务。