The captain called the sailors up on to the main deck.

船长把手集合到主甲板上。

They just don't roam freely on the main deck.

他们只是不能在主甲板上自由漫步。

Captain Picard commanded the crew to report to the main deck.

【command】皮德船长命令全体船员到主甲板上报到。

They had recovered four corpses when Nico crawled up the stairs to the main deck; it was a tight squeeze with the diving gear on his back.

当尼科爬上楼梯到主甲板时， 他们已经发现了四具尸体；他背上的潜水装备紧紧地挤压着他。