Once a bean has been roasted, is is best kept in a whole bean form until brewing time.

一旦豆被烤了，直到冲泡时最好保留在整豆形式。

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The leaching rate of tea polyphenols increased with the extention of brewing time and the elevation of temperature.

茶多酚的浸出比率随冲泡时间的延长、温度的升高而增大。

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The extractive rate of lead from tea is interrelated with brewing temperature and brewing time, negatively interrelated with proportion of tea to water ratio.

茶叶中铅浸出率与冲泡温度和冲泡时间均呈正相关关系，与冲泡茶水比呈负相关关系。

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Trouble at the Seattle-based savings and loan commonly known as WaMu has been brewing for some time.

NPR: IndyMac Collapse Fuels Fears About WaMu

Trouble has been brewing for some time.

CNN: Malaga's malady: When foreign ownership goes wrong

This plea has been brewing for some time and now he has finally been beaten, not by the opposition bowlers, a wilting body or the pressure of the media storm but by his eight-year-old daughter who obviously holds more weight than any of the standard or speculated reasons for him finishing.

BBC: SPORT | Cricket | Farewell to a true legend