Having said all that, I do actually enjoy an element of uncertainty.

说了这么多，我确实很喜欢一定的不确定性。

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In view of the uncertainty of indexes for evaluating water quality the entropy value theory is applied to combine with fuzzy matter-element method to establish an entropy fuzzy matter-element model.

鉴于水质评价中各指标的不确定性和模糊性，将熵值理论与模糊物元建模相结合，应用于水质综合评价中，建立了基于熵权的模糊物元模型。

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Filming on the road, which injects an element of uncertainty, is another method Salles uses to foster natural improvisation.

CNN: Walter Salles: Back on the road

Aris Candris, chief executive of Westinghouse, said the nuclear accident in Japan added an element of uncertainty to the NRC's review.

WSJ: NRC Approves Toshiba Reactor Design

There is an element of uncertainty to his play sometimes.

BBC: World Cup scouting: left-backs