你说对了！历史上，国际有许多港口城市也曾因其地理位置优越而发展起来，但随着经济、社会、科技的发展推移，今时今日，人才汇聚及产业群聚才是推动城市持续发展的关键因素。
Nǐ shuō duì le ！Lìshǐ shàng ，guójì yǒu xǔduō gǎngkǒuchéngshì yě céng yīn qí dìlǐwèizhi yōuyuè ér fāzhǎn qilai ，dàn suízhe jīngjì 、shèhuì 、kējì de fāzhǎn tuīyí ，jīnshí jīnrì ，réncái huìjù jí chǎnyè qúnjù cái shì tuīdòng chéngshì chíxù fāzhǎn de guānjiàn yīnsù 。
Yes, you are absolutely correct! Historically coastal cities have flourished as a result of their geographic position. With the passing of time, economic expansion, social and technology advances, today, greater collaboration and coordination of financial, material and human resources (clustering effect) are the critical factors for further growth of cities.