While two of these ships sank, they were all designed with double hulls believed to make them "unsinkable", perhaps a mistaken idea that led to the Titanic's and the Britannic's tragic end.

虽然其中两艘沉船沉没了，但它们都是双层船体设计，这种双层船体被认为是“永不沉没的”，也许正是这个错误的想法导致了泰坦尼克号和不列颠号的悲剧结局。

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She is shown singing in a barroom in both the movie and nineteen sixty Broadway musical "The Unsinkable Molly Brown."

VOA: special.2010.03.08

She says a Denver newspaper reporter first called her the unsinkable Mrs.Brown in a story.

VOA: special.2010.03.08

Some pieces serve as sturdy reminders of the 882-foot-long liner's "unsinkable" billing, such as a 17-ton piece of the hull that still contains thick rivets and porthole views into what would have been a pair of third-class cabins.

WSJ: Titanic Shipwreck Is Up for Sale at Guernsey's

One of those disputes is with the major construction contractor, a Chinese company called Metallurgical Corporation of China, another is with Clive Palmer, the self-made Australian millionaire with a plan to build a replica of Titanic, the unsinkable passenger liner that claimed 1502 lives when it sank in the North Atlantic in 1912.

FORBES: China's New Record: World's Biggest Cost Blow-out and Longest Construction Delay