n.主帆

The mainsail was flapping in the breeze, causing the boat to rock back and forth.
主帆在风中摇摆，使得船左右摇晃。
He expertly adjusted the mainsail to catch the maximum amount of wind for speed.
他熟练地调整主帆，以捕捉最大风力来加速航行。
The crew was struggling to furl the mainsail as the storm approached.
暴风雨逼近时，船员们正努力收起主帆。
The yacht's performance improved significantly once the mainsail was properly trimmed.
游艇的性能显著提高，一旦主帆被正确调整。
The mainsail was torn from the mast during a particularly fierce gale.
在特别猛烈的风暴中，主帆从桅杆上撕裂下来。
They had to replace the mainsail after it had been damaged by a rogue wave.
他们不得不更换主帆，因为它是被海浪损坏的。
The mainsail's efficiency depends on its shape and tension.
主帆的效率取决于它的形状和张力。
During a race, the team focused on optimizing the mainsail to gain an advantage.
在比赛中，团队专注于优化主帆以获得优势。
The sailor explained that the mainsail is crucial for controlling the boat's direction.
航海家解释说，主帆对于控制船的方向至关重要。
They decided to reef the mainsail to reduce the boat's speed and conserve energy.
他们决定收紧主帆以降低船速并节省能量。