区别辨析haste、speed、hurry与dispatch

haste、speed、hurry与dispatch这些名词均含“迅速、急速”之意。

haste : 中性词，用作褒义指动作迅速，事情做得又快又好；作贬义用时，指做事急躁，行为鲁莽，得不到预期的结果。

Unfortunately the report was prepared in haste and contained several inaccuracies.
遗憾的是，这份报告准备得有些仓促，里面有几处不准确的地方。
In her haste to get up from the table, she knocked over a cup.
她匆忙从桌边站起来，结果碰翻了一只茶杯。
His father had just died and he didn't want to marry with indecent haste.
父亲刚刚去世，他不想太过匆忙地结婚——那样做有悖情理。

speed : 多用于褒义，指行动敏捷快速，效果好。

I get a real thrill from speed.
飞速驾车会让我兴奋不已。
He put on a sudden burst of speed.
他突然加速了。
Both cars were travelling at speed (= very fast) when the accident happened.
事故发生时两辆车的速度都很快。

hurry : 指急速从事某项活动或匆忙对付一件事情，含明显慌乱的意味。

We left in such a hurry that we forgot our tickets.
我们走得过于仓促，连票都忘了拿。
"Can you wait a few minutes?" "Yes, I'm not in any hurry/I'm in no hurry (= I can wait)."
“你能等几分钟吗？”“可以，我不急。”
Are you in a hurry (= wanting) to leave?
你急着走吗？
What's (all) the hurry (for)/Why (all) the hurry? (= Why are you acting or moving so quickly?)
你急什么？
"I'll let you have this back next week." "That's all right, there's no (great) hurry/there isn't any (great) hurry (= no need to do it quickly)."
“我下星期就把这个还你。”“没关系，不用那么急。”

dispatch : 指迅速、敏捷地结事某事，强调敏捷和及时。