Y: Excuse me. What's the time difference between Taipei and San Francisco?

Y:对不起。台北和旧金山的时差是多少?

X: 16 hours. Taipei is 16 hours ahead.

X: 16小时。台北的时间快16个小时。

Y: Are we losing or gaining a day on the way to America?

Y:到美国我们在时间上是少了一天还是赚了一天呢?

X: We are gaining a day.

X:赚了一天。

Y: So does it mean we're arriving on the same day?

Y:那就是说我们在同一天抵达吗?

X: That's right.

X:不错。