塞维尔·陈在华盛顿报道。

Sewell Chan contributed from Washington.

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希廷格尔（Hittinger）博士怀疑以其基本形式酿造的拉格（贮陈）啤酒---时间很长而且还是低温发酵---确实比真贝酵母（eubayanus）到来之前发生，但是，这些早期的拉格啤酒质量不太好。

Dr Hittinger suspects lagering in its basic form—lengthy and cool fermentation—did precede the arrival of eubayanus, but that these early lagers were poor.

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