The twins advised the Obama girls to "absorb it all, enjoy it all," as four years goes by fast. But they also gave more specific advice

这对双胞胎姐妹建议奥巴马的两个女儿“吸收一切，享受一切”，因为四年的时光转瞬即逝。

youdao

Data can travel fast on copper wire, but it slows down the farther it goes.

在美国，铜线可能不得不使用一英里远的光纤线路接入到家中。

youdao

It seems like such a long time away, but Jim Ryan has said to me that a career goes so fast.

好像还很遥远，但吉姆。莱恩说岁月如水时光如歌。

youdao

In the full version the device will adjust based on CPU load, so when nothing is going on it slows down, but when you're playing a game it goes fast.

ENGADGET: pt's "how to Tuesday" Overclocking your Pocket PC

But if service goes down, we'll do all we can to get it back up as fast as possible.

WSJ: Phone companies prepare for storm power outages