True institutional transformations, require time.

真正的机构转型需要时间。

youdao

At the same time, they are often drawn out , disruptive and damaging to institutional memory.

同时，他们还经常对由来已久的记忆进行抽调、分化和颠覆。 感觉，用词不是很合适。以我的理解institutional memory指的是一些传统、一些管理上已有的程序、经验甚至包括已有的公司氛围、工作环境等等。用记忆字面上是准了但含义上显得不是很准确。

youdao

Most of the time, denial is for good reason based on the prisoner's attitude, lack of remorse or institutional disciplinary record.

很多时候，驳回申请是因为罪犯的态度不好，忏悔不够或者与规章制度的记录不符。

youdao

But their belated arrival also signals slow decision-making processes changing the strategy of a big institutional investor takes time.

ECONOMIST: Hedge funds

Sundaram adds that since options trading is ultimately a bet on volatility, retail investors would probably have a difficult time estimating returns, since institutional investors don't have an easy time of it, either.

FORBES: Intelligent Investing

Moreover, many European politicians believe the EU has spent more than enough time discussing institutional reform.

BBC: Q&A: Irish treaty referendum