为了乘坐舒适，乘客不应在地铁上饮食。
To sit comfortably, passengers aren't supposed to eat or drink on the subway.
机上没有座椅和头顶的行李架，一切设计都是为了动物能乘坐舒适。
The planes have no seats and no overhead compartments, and are all designed for creature comfort.
车身的基本功能就是向乘员提供保护，使其乘坐舒适并保证安全。
The Body serves the obvious purpose of providing shelter, comfort and protection for the occupants.
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