At no time did I make an attempt to impede any investigatory effort.

我从未试图妨碍任何调查的努力。

《柯林斯英汉双解大词典》

Drugs such as AZT helped to impede the development of the disease, but had severe side-effects.

像AZT这样的药品能够帮助阻止艾滋病的进展，但是副作用非常大。

youdao

The issues listed here can seriously impede the move to an SOA if they aren't addressed.

如果未对其进行处理，此处列出问题可能会严重妨碍过渡到 SOA 的进度。

youdao

The rights group says the government's foot-dragging on calls for justice for the victims of post-election violence threatens to undermine Kenya's stability and impede future economic development.

VOA: standard.2009.07.31

These missed opportunities and inefficiencies can contribute to congestion costs and impede access to low-cost supply.

FORBES: New Transmission Lines: Coming to an Area Near You?

"I will not allow any of this to impede my commitment to the FIA, " he said.

BBC: Defiant Mosley vows to fight on

Sideways trading in the stock may be the best thing for potential Amazon.com traders and investors right now, as the weakness is allowing the stock to work off overbought conditions that would otherwise tend to impede further progress to the upside.

FORBES: Zynga, Schmynga: Amazon.com Games Coming to Facebook