in-port duty

基本解釋

Chinese nationals and businesses in Port Moresby have beefed up security, some hiring off-duty police as guards, while many have shut their shops as advised by their embassy.
摩額比港的中國人加強了安全措施，一些人雇用了不當班的警察當保安，同時很多人采用了大使館建議關閉了店門。
China, We are specialized in provide livingthings, marine stores, dunnage material, marine accessory, marine paint and duty-free commodities for both Chinese and foreign ships in port.
公司專門為到港的中、外船舶供應船舶生活用品、船用物料、墊艙物料、船舶配件、船舶油漆和免稅商品。