shipping
/ˈʃɪpɪŋ/noun
mass noun
1- ships considered collectively, especially those in a particular area or belonging to a particular country总称（一个地区或一国的）船舶：
the volume of shipping using these ports
使用这些港口的船舶吨位数。
1.1
- the transport of goods by sea or some other means航运; 运输。