John was both clever and quick in the uptake.

约翰既聪明，理解能力又强。

youdao

The measurement of oxygen uptake rate is quick, simple and sensitive, so in many overseas wastewater treatment plants, its application has been spreaded.

活性污泥耗氧速率的测定具有快速、简单、灵敏的优点。

youdao

Well, at the risk of offending the vast majority of my readers who are quick on the uptake, let me spell this out in more detail.

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