The general worldwide decline in trade barriers, such as customs duties and import quotas, is surely one explanation.

当然，原因之一是像关税和进口配额等贸易壁垒在全世界范围内普遍有所减少。

youdao

It is normal for law to borrow or adopt different social rules such as customs, canons, moral norms, etc.

法律借鉴、吸收不同种类的社会规则如习惯、教规、道德规范等是一件十分正常的事情。

youdao

Note any issues such as customs clearances, storage, special handling, and any holidays that may interrupt delivery.

标明所有相关问题如：海关放行，存储，处理细节，可能延误运输的假期。

youdao

Mr Rowe also called on Home Secretary Jack Straw to overhaul the police complaints system and said he should replace the current "pals investigating pals" system with one in which truly independent agencies - such as Customs or the DSS - investigate complaints about the police.

BBC: Bittersweet freedom for M25 man

Smaller parts of the state apparatus find it hard to assert themselves against some of the big and powerful ones, such as the customs service.

ECONOMIST: A survey of Russia

Bureaucracies, such as the customs and tax services, are ever more shameless in their attempts to squeeze money from those unlucky enough to fall into their clutches.

ECONOMIST: Russia��s economic quagmire