其他问题包括，航行基础设施不完善，游船码头就那么几个，工作人员经验不足，还有些码头处在工业区中间地带。

Poor sailing infrastructure is also a problem, with relatively few experienced staff at a small number of marinas, some of which are located in the middle of industrial areas.

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通过当时的一个中间人他联系到了我，并询问当船航行到海上的时候是否会得到美国的保护。

Through an intermediary at that time, he asked me whether he could get American protection while the ship was at sea.

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