The canals are the only remaining part of a once large waterway system dating back to Aztec times.

这些运河是阿兹特克时代大型水道系统中仅存的一部分。

Founded in 1973, to replace the dated Telex transfer system, SWIFT handles the majority of international money transfers and settlement of trades.

该公司成立于1973年，以取代过时的电传转帐系统，SWIFT处理大部分的国际汇款和贸易结算。

Old tech is everywhere. Did you know that the US nuclear weapons force still uses a computer system dating back to the 1970s with 8-inch floppy disks?

过时的科技产品无处不在。你知道吗？美国核武器军队仍然使用20世纪70年代带有8英寸软盘的电脑系统，。