科学家已经在长的潜水艇航行期间对彼此学习男人的反应。
Scientists have studied the reactions of men to one another during long submarine voyages.
在他的航行期间，哥伦布还探索了岛屿和水域，寻找通向印度的通道。
During his trips, Columbus explored islands and waterways, searching for a passage to the Indies. He never found it.
在航行期间，完成了七项科学试验，这次航行是为下一次载人飞船的发射做准备。
During its flight, seven scientific experiments were carried out. The purpose of the flight was to make preparations for the launch of a manned spacecraft next time.
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