来自custom, 惯例，海关。-s, 复数后缀。

1. Customs officials have made a series of contradictory statements about the equipment.

海关官员们对这种设备作出了一系列互相矛盾的陈述。

2. On the customs declaration, the sender labeled the freight as agricultural machinery.

在报关单上，寄货人将货物列为农用机械。

3. The affair began when customs officials inspected a convoy of 60 tankers.

就在海关关员检查一个60艘油轮的船队时，事情发生了。

4. Customs officials can get extremely pernickety about things like that.

海关官员可能会对那种东西极度吹毛求疵。

5. The Customs Service seized 27.2 metric tons of cocaine in 1986.

1986年海关截获了27.2公吨的可卡因。