They've come a long way in a short space of time.

他们在很短时间内从很远的地方过来了。

《柯林斯英汉双解大词典》

They've come a long way.

他们为此已经走过了一段很长的路。

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Next time you are impatiently waiting at a traffic light, don't get so mad at them, they've certainly come a long way.

下次你不耐烦地等红绿灯的时候，不要对他们那么生气，他们已经大有进步了。

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"They've come a long way since the days of one puck, that's for sure, " Miller said.

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And just to be clear, this doesn't mean that they're over the hill. (Laughter.) It just means they've come a long way.

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So, they've come a long way, I'd say.

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