could have done

基本解釋

But it could have done better still.
但它們其實(shí)是有能力做得更好的。
But we could have done it all so much better.
但是，我們本可以把這一切做得更好。
We could have done what a lot of folks in Washington thought we should do – nothing.
我們可以按華盛頓大多數(shù)人認(rèn)為我們會(huì)采取的措施去做——那就是什么也不管。

But that was probably the best thing I could have done. She looked at it.It was pathetic.
I could have done this in another way but I am going to just be extra deliberate so I make sure that this copy ends with back slash zero and voila, now, I have a copy.
我可以用另外一種方式來處理,我確保這個(gè)拷貝由反斜杠0結(jié)尾,那樣，現(xiàn)在我得到了一個(gè)拷貝。
哈佛公開課 - 計(jì)算機(jī)科學(xué)課程節(jié)選
I could have done that just doing the coercion.
我能夠做那個(gè)強(qiáng)制轉(zhuǎn)換。
麻省理工公開課 - 計(jì)算機(jī)科學(xué)及編程導(dǎo)論課程節(jié)選

The West could have done much more to raise the chances for successful reforms.
CENTERFORSECURITYPOLICY: Freedom Flame 2013