Stomach is composed of two parts, the cardiac and pyloric region, at the first stage of mysis.

在糠虾幼虫第一期，胃分为贲门胃和幽门胃两部分。

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Stomach is composed of two parts, the cardiac and pyloric region, at the first stage of mysis.

在糠虾幼虫第一期，胃分为贲门胃和幽门胃两部分。

youdao