hull insurance
船体保险 [保险] hull insurance ; marine hull insurance
定期船体保险 time hull insurance
船壳保险、船体保险 insurance on hull
船体保险单 [保险] hull policy
船体保险辛迪卡 hull syndicate
·2,447,543篇论文数据，部分数据来源于NoteExpress
但是即使冰融化得象航运者们希望的那样快(科学家们担心的)，航行可能需要加固船体、更高的保险和对全体船员附加的训练，所有的都增加了开销。
But even if the ice melts as fast as shippers hope (and scientists fear), navigation is likely to demand strengthened hulls, higher insurance and extra training for crews, all adding to the costs.
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