This is a hop-on hop-off service and tickets are valid for 24hours.

这是一种随上随下服务，车票24小时有效。

The guarantee from the manufacturer is valid for one year.

厂商的保证一年有效。

Then there's the Special ticket, which is valid for travel after 10.15.

之后还有一种特殊票，它在10: 15以后出行才有效。

Then there's Special ticket, which is valid for travel after 10. 15.

之后还有一种特殊票，它在10: 15以后出行才有效。

The deal was reached at the G20 summit and is valid for three months.

该协议在G20峰会上达成 有效期为三个月。

This was valid for all the subjects I spent all evenings long doing nothing.

这对我所有的研究对象都是有效的 我花了整整一个晚上什么也不做。

Your return ticket is valid for three months.

【valid】你的往返票有效期为三个月。

The person can either accept or decline, and that decision is valid for one year.

该人可以接受或拒绝，该决定的有效期为一年。

The DHS said it would increase the time that work permits are valid for some immigrants, including asylum-seekers, to five years.

国土安全部表示，将把包括寻求庇护者在内的一些移民的工作许可有效期延长至五年。

And the same argument is valid for sex (aphrodision) and all forms of spiritedness (thymos).

同样的论点也适用于性 (aphrodision) 和所有形式的活力 (thymos)。

We can choose any qualified officiant and the marriage license is valid for 90 days – that's 90 days to get married and have the marriage recorded.

Yves：我们可以选择任何合格的主婚人，结婚证的有效期为 90 天——也就是 90 天可以结婚并登记结婚。

Your tickets are valid for one year.If you want to change flight, you just go to the airline's ticketing office and have it reconfirmed.But you have to fly the same airlines.

你们的机票一年之内有效。如果您想改变航班日期，您只需到售票处再次确定您的航班就行了。不过您仍然得乘坐同一家航空公司的班机。

Yves says that, " The marriage license is valid for 90 days." So, you get your marriage license and then you must use that marriage license, you must actually get married, within 90 days.

Yves 说， “结婚证的有效期为 90 天。 ”所以，你拿到结婚证， 然后你必须使用那个结婚证， 你必须在 90 天内实际结婚。