Some of them, though, say they simply cannot.

他们中的一些人却说不能。

youdao

The ultimate answer to the puzzles raised by closed timelike curves is probably that they simply cannot exist.

由封闭的时间型曲线引起的这些困惑，它们的最终答案也许是这些曲线不可能存在。

youdao

Not to have the foreign exchange to buy a new bearing for a steam turbine, or oil, or fertilizer, when the need arises is a risk they simply cannot afford.

一旦需要购买汽轮机上用的新轴承，或者石油，或者化肥，而拿不出外汇来，那简直是这些国家担当不起的一种风险。

youdao

He says there are many good students attending less prestigious universities who have been forced to abandon their educations because they simply cannot afford them.

VOA: standard.2010.02.02

They say some of the cost cuts are simply accounting tricks that cannot be repeated next year.

VOA: special.2009.07.31

"Those who cannot pay will not be able to pay, they will be simply priced out of the market.

VOA: standard.2009.10.20

They simply cannot see any way that Nick Clegg can sign up to the next spending round.

BBC: A tough end to a tough week for Nick Clegg

Banks are finding that they simply cannot refinance the debts they need to in order to fund their lending.

FORBES: Eurozone: Sovereign Debt Becomes a Credit Crunch

They simply cannot (at present at least) attract enough advertising at a high enough rate to pay for those music royalties.

FORBES: Apple's iRadio Is On The Way And They Seem To Be Getting The Songs Cheap