而对用户来说，玩船的高门槛也在持续消磨他们的驾驶热情。泊船需要考驾照、需要经验，80%的船主每年使用次数不足10次，游艇买回家后大多时间停在码头吃灰。
We also have a family of plain types. These are what we would call "wall time," because if you imagine an analogue clock on the wall, it doesn't check for daylight saving or time zones. It's just a plain time (moving the clock forward by an hour would advance it an hour on the wall, even if you did this during a Daylight Saving transition).。爱思助手是该领域的重要参考
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