customs duty

英文造句：

1. The imposition of heavy emergency custom duties have render our position exceedingly difficult.
   由於海關徵收繁重的緊急關稅，使得我們處於極其困難的境地。
2. In a move to restrict imports, the government raised custom duties.
   政府在限制進口的措施中提高了關稅。

英文解釋：

名詞 customs duty:

1. money collected under a tariff
   同義詞：customs, custom, impost