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1·The first passenger countdowns are within a few years.

第一批乘客的倒计时会在几年内进行。

2·Their Hayflick countdowns were being reset.

她们的海弗利克倒计时得到了重新的设置。

3·But then with hundreds of database entries running hundreds of countdowns each second, the server would probably crash.

但后来随着数据库条目运行倒计时每秒钟数百，服务器可能会崩溃。

4·George (Capital) is considered to be one of the finest beaches in the world, and often appears in countdowns of the world's top 10 beaches.

位于首都圣乔治岛三千米长的安塞海滩是世界上最好的海滩之一，经常出现在世界最佳海滩的前十名当中。