追つい加か関かん税ぜいついかかんぜいMeanings1nounadditional tariff; surtaxRefers to an extra customs duty imposed on top of the regular tariff, often in trade disputes or protective measures.政せい府ふは輸ゆ入にゅう車しゃに追つい加か関かん税ぜいを課かすことを検