Source port: the port number assigned to the virtual connection on the connection-initiating host.

源端口：分配给启动连接的主机上虚连接的端口号。

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The IP header includes the source IP address where the packet originates, destination IP address where the packet is going, the transport protocol initiating the request.

IP数据头包括数据包产生地的主机ip地址，数据包即将前往的目的地ip地址，以及发出请求的传输协议。

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"Jerusalem as a source of inspiration" - a challenging and complex title that was the only guide line for initiating the work process.

“耶路撒冷是灵感之源”一个复杂，极具挑战性的标题正是发起这次活动的唯一准则。

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This was the moment when the buildings and artifacts of ancient Greece and Rome were being rediscovered as a source of artistic inspiration, initiating what we know as the Renaissance, which also changed everything forever.

WSJ: Palladio & His Legacy, at the Morgan Library & Museum | By Ada Louise Huxtable