Here's one shipboard romance that won't last the duration of the cruise.
这是发生在船上不会长过航游时间的一段恋情。
《柯林斯英汉双解大词典》
2
Between the Macphails and the Davidsons, who were missionaries, there had arisen the intimacy of shipboard, which is due to proximity rather than to any community of taste.