满意: satisfied, pleased, to one's satisfaction...
大街小巷: great streets and small alleys (idiom); everywhere in the city...
水手: mariner, sailor, seaman...
纵深: depth (from front to rear), depth (into a territory), span (of time), depth (of deployment, progress, development etc)...
海啸: tsunami...
弄: get, make...
遛: to stroll, to walk (an animal)...
后台: backstage area, behind-the-scenes supporter, (computing) back-end, background...
水管: water pipe...
说闲话: to chat, to gossip...