渡口

渡 = 度 + 氵 : Doggy Dog (du) is going to a party in the space station's bathroom (Ø4). To get there he'll have to take the ferry (渡), but he's worried that his drink will be cold by the time he arrives. He's constantly measuring the temperature of his bottle of water (氵) using a thermometer (度).

Mnemonic symbol: 口 shall be represented by a mandarin. Karl Marx (k-) is enjoying a mandarin in the outhouse's living room (ou3).