加少量的苏打在水里泡豆子可以加速烹饪时的软化过程，而且还免于吃完豆子造成的腹胀。

A small amount added to the soaking water of beans will hasten the softening and cooking processes and reduce the beans' propensity to cause flatulence in the eater.

youdao

我通常把豆子泡一夜。

I usually soak the beans overnight.

《牛津词典》

豆子泡涨了。

The beans swelled up after being soaked.

《新英汉大辞典》